Best Museum in DC – Top 10 Most Visited Museums in Washington D.C.

Delving into finest museum in DC, this introduction immerses readers in a novel and compelling narrative, with easy however touching model that’s each partaking and thought-provoking from the very first sentence.

The Nationwide Museum of Pure Historical past stands out as probably the most visited museum in Washington D.C., with over 7 million guests yearly, adopted intently by the Nationwide Air and House Museum and the Nationwide Museum of American Historical past.

Unconventional Artwork Reveals on Show on the Smithsonian Nationwide Museum of Pure Historical past

The Smithsonian Nationwide Museum of Pure Historical past is house to a powerful array of unconventional artwork reveals that blur the strains between artwork, science, and tradition. Probably the most standard reveals within the museum’s assortment is the Hope Diamond, a 45-carat deep-blue diamond with a wealthy historical past and mystique.

The Hope Diamond is surrounded by intricate shows that showcase its significance on this planet of artwork and tradition. The exhibit features a beautiful assortment of diamonds, gems, and minerals which can be each aesthetically pleasing and scientifically important. These shows not solely spotlight the distinctive properties of the Hope Diamond but additionally present a deeper understanding of the geological processes that formed the Earth.

The Kinds of Unconventional Artwork Reveals

1. The Butterfly Pavilion

The Butterfly Pavilion is a novel exhibit that mixes artwork and science in a captivating show of dwell butterflies. The pavilion incorporates a temperature-controlled rainforest surroundings the place guests can stroll amongst a whole lot of free-flying butterflies from world wide. The exhibit consists of beautiful floral shows, tranquil water options, and academic shows that showcase the life cycle and conduct of those stunning creatures.

Among the notable reveals throughout the Butterfly Pavilion embrace:

Species from Across the World: Guests can observe over 70 species of butterflies from the Americas, Africa, and Asia, together with the uncommon Gulf Fritillary and the long-lasting Monarch butterfly.
Life Cycle Demonstrations: The exhibit showcases the 4 levels of a butterfly’s life cycle, from egg to caterpillar to pupa to grownup, utilizing interactive shows and dwell specimens.
Floral Shows: The pavilion incorporates a beautiful array of vegetation and flowers which can be particularly chosen to draw the butterflies and supply a colourful backdrop for the exhibit.

2. The First Girls’ Inaugural Robes

The First Girls’ Inaugural Robes is a historic exhibit that showcases the beautiful robes worn by America’s First Girls at their husbands’ presidential inaugurations. The exhibit consists of over 20 beautiful robes, every one a testomony to the style sense and magnificence of the First Girls.

Among the notable reveals throughout the First Girls’ Inaugural Robes embrace:

Notable Designers: Guests can see robes designed by famend vogue homes equivalent to Oscar de la Renta, Givenchy, and Christian Dior, highlighting the numerous contribution of designers to American vogue.
Historic Significance: Every robe has a novel story to inform, from the style statements they made to the cultural and social context by which they had been worn.
Photographic Shows: The exhibit consists of beautiful pictures of every robe, showcasing their intricate particulars and craftsmanship.

3. The Discovery Room

The Discovery Room is a hands-on exhibit that encourages guests to discover and study in regards to the pure world. The room incorporates a assortment of pure historical past artifacts and interactive shows that permit guests to have interaction with science and tradition.

Among the notable reveals throughout the Discovery Room embrace:

Rock and Mineral Collections: Guests can look at a shocking assortment of rocks and minerals from world wide, together with valuable gems and fossils.
Aquatic Animals: The exhibit showcases a wide range of aquatic animals, from jellyfish to sharks, highlighting the variety and complexity of marine ecosystems.
Interactive Shows: Guests can have interaction with interactive shows that display scientific ideas, such because the water cycle and plate tectonics.

Influence on the Museum’s Status and Attendance

The Smithsonian Nationwide Museum of Pure Historical past’s unconventional artwork reveals have considerably impacted its repute and attendance. The museum’s distinctive and interesting reveals have made it a must-visit vacation spot for each artwork and science fanatics. The Hope Diamond, Butterfly Pavilion, First Girls’ Inaugural Robes, and Discovery Room have change into iconic sights that draw guests from world wide.

The museum’s dedication to showcasing unconventional artwork reveals has additionally contributed to its robust repute for innovation and creativity. The Smithsonian Nationwide Museum of Pure Historical past continues to push the boundaries of artwork and science, offering a novel and interesting expertise for guests from world wide.

Architectural Design Components of the Nationwide Gallery of Artwork’s West Constructing

A go to to the Nationwide Gallery of Artwork’s West Constructing is a visible deal with that not solely affords an enriching artwork expertise but additionally showcases a powerful architectural design that displays its goal and mission. Designed by American Modernist architect I.M. Pei, the constructing embodies a mix of simplicity and magnificence, making it a masterpiece of contemporary structure.

Situated on the Nationwide Mall in Washington, D.C., the West Constructing is likely one of the metropolis’s premier cultural establishments. It offers a powerful backdrop for the various artwork assortment housed inside its partitions. A better take a look at the constructing’s architectural options reveals a fancy but harmonious stability between artwork, perform, and aesthetics.

Design Philosophy

The Nationwide Gallery of Artwork’s West Constructing was designed by I.M. Pei, who aimed to create a construction that might not overshadow the art work. That is evident within the constructing’s modest exterior, which incorporates a easy granite façade with a collection of parallel strains that evoke the grid-like plan of the constructing. The outside design is a deliberate selection that creates a way of restraint, permitting the artwork to take middle stage. This philosophy of understatement and ease continues to affect modern architectural design.

Pure Gentle Design

The Nationwide Gallery of Artwork’s West Constructing additionally incorporates a novel pure gentle design that bathes the inside areas with an abundance of sunshine. The modern use of glass ceilings and partitions permits pure gentle to pour in, creating an expansive and ethereal ambiance throughout the constructing. That is notably noteworthy within the grand Nice Corridor, the place the sunshine pours in by the big glass ceiling, illuminating the attractive marble flooring and partitions. This strategic use of pure gentle elevates the general aesthetic expertise, remodeling the West Constructing into an distinctive instance of contemporary artwork and architectural design.

Architectural Type

The Nationwide Gallery of Artwork’s West Constructing is a chief instance of Modernist structure. Designed within the Nineteen Seventies, the constructing’s glossy, minimalist design displays the period’s architectural developments. I.M. Pei’s imaginative and prescient of simplicity and magnificence is obvious in using clear strains, minimal ornamentation, and a give attention to performance. The constructing’s façade, with its grid-like sample of parallel strains, is a particular characteristic of Pei’s signature model. This design not solely displays the period’s emphasis on simplicity but additionally units the tone for the creative experiences inside.

Constructing’s Development

Probably the most outstanding elements of the Nationwide Gallery of Artwork’s West Constructing is its modern use of supplies and development strategies. The constructing’s granite façade is only one instance of the distinctive supplies utilized in its development. Using high-strength concrete and sturdy supplies has ensured the constructing’s structural integrity and longevity, permitting it to face up to the check of time and harsh climate circumstances. The modern use of supplies not solely showcases the constructing’s performance but additionally underscores its dedication to making a sturdy and sustainable construction that may home the nation’s premier artwork assortment.

Historical past of the Nationwide Air and House Museum’s Iconic U-2 Spy Airplane: Finest Museum In Dc

The U-2 spy airplane is likely one of the most iconic plane in historical past, and its presence on the Nationwide Air and House Museum in Washington D.C. is a testomony to its significance on this planet of aviation.

The U-2 spy airplane was designed within the Fifties by Lockheed Skunk Works, led by the legendary plane designer Clarence “Kelly” Johnson. The airplane was created to collect intelligence on the Soviet Union throughout the Chilly Battle, and its distinctive design and capabilities made it a vital instrument for the USA navy.

The Significance of the U-2 Spy Airplane

The U-2 spy airplane performed a pivotal function in shaping the Chilly Battle and the world of aviation. Its high-altitude flights and superior surveillance capabilities made it a useful asset for the USA navy, offering crucial intelligence on Soviet navy installations and capabilities.

– The U-2’s high-altitude flight capabilities allowed it to collect intelligence on Soviet navy installations and capabilities that might have been unattainable to acquire by different means.
– The airplane’s capacity to fly at altitudes above 70,000 ft made it basically invisible to radar methods, making it a virtually undetectable spy airplane.
– The U-2’s superior surveillance capabilities, together with its capacity to take high-resolution pictures and collect digital intelligence, made it a game-changer for navy intelligence gathering.

The Technique of Buying and Conserving the U-2 Airplane for Show

Buying and conserving the U-2 spy airplane for show was a fancy and painstaking course of that concerned collaboration between the Smithsonian Nationwide Air and House Museum, Lockheed Skunk Works, and the USA authorities.

– The Smithsonian Nationwide Air and House Museum acquired the U-2 airplane in 1990, after a protracted and complex course of involving the Air Power and the State Division.
– The airplane was donated by the Air Power and was conserved and restored to its authentic situation by a staff of engineers and technicians on the museum.
– The conservation course of concerned painstakingly eradicating and documenting each element of the airplane, after which re-assembling it to its authentic state.

Interpretation and Understanding of the U-2 Airplane by Guests

The U-2 spy airplane has been interpreted and understood by guests in a wide range of methods over time, reflecting its advanced historical past and significance on this planet of aviation.

– Many guests to the museum have been fascinated by the U-2’s superior surveillance capabilities and its function in shaping the Chilly Battle.
– Others have been drawn to the airplane’s glossy and futuristic design, which displays the cutting-edge know-how of its time.
– Some guests have additionally been within the airplane’s operational historical past, together with its quite a few reconnaissance missions over the Soviet Union and the dangers confronted by the pilots who flew it.

[Image 1: The U-2 spy plane on display at the National Air and Space Museum, with its wings extended and its cockpit door open, showing the advanced surveillance equipment inside.]

[Image 2: A view of the U-2’s cockpit, showing the pilots’ station and the advanced controls and instruments used to fly the plane.]

[Image 3: A close-up view of the U-2’s tail section, showing its distinctive design and the advanced surveillance equipment mounted on the tail fin.]

Interactive Reveals and Applications on the Newseum

Best Museum in DC – Top 10 Most Visited Museums in Washington D.C.

The Newseum, positioned in Washington D.C., is an interactive museum that showcases the historical past of the information trade and the significance of a free press in a democratic society. One of many key options of the Newseum is its in depth assortment of interactive reveals and packages that have interaction guests of all ages in a hands-on exploration of the information and its function in shaping our world.

The Newseum’s interactive reveals and packages are designed to convey the significance of a free press and the affect it has on society. These reveals and packages are each academic and entertaining, making them a superb vacation spot for households, college students, and historical past fanatics.

Palms-On Reveals

The Newseum affords a wide range of hands-on reveals that permit guests to expertise the news-making course of firsthand. Guests can create their very own information broadcast, take part in a mock trial, and even take a digital tour of the White Home. These interactive reveals present a novel alternative for guests to study in regards to the information trade and its function in shaping our world.

  • The Information Hour: Guests can create their very own information broadcast, selecting subjects, interviewing consultants, and modifying their tales.
  • The Trial: Guests can take part in a mock trial, taking up the roles of attorneys, judges, and jurors, and studying in regards to the significance of a free press in guaranteeing justice.
  • The White Home Tour: Guests can take a digital tour of the White Home, studying about its historical past, structure, and present occasions.

Immersive Applications

The Newseum affords a spread of immersive packages that present guests with a deeper understanding of the information trade and its affect on society. Guests can take part in workshops, lectures, and panel discussions, that includes famend journalists, authors, and consultants within the discipline.

  • Workshops: Guests can take part in hands-on workshops, studying about subjects equivalent to journalism, images, and broadcasting.
  • Lectures: Guests can attend lectures by famend journalists, authors, and consultants within the discipline, offering a novel alternative to listen to from the very best within the trade.
  • Panel Discussions: Guests can take part in panel discussions, that includes consultants within the discipline, offering a deeper understanding of the information trade and its affect on society.

Interactive Applied sciences

The Newseum is on the forefront of interactive applied sciences, providing guests a spread of modern experiences that use the most recent know-how to have interaction guests within the information. Guests can discover reveals that use touchscreens, digital actuality, and augmented actuality to carry the information to life.

  • Touchscreens: Guests can use touchscreens to discover reveals, studying about subjects such because the First Modification, the historical past of the information trade, and the affect of social media on journalism.
  • Digital Actuality: Guests can expertise digital actuality reveals, equivalent to a recreated newsroom, a tour of the White Home, and a simulation of a information broadcast.
  • Augmented Actuality: Guests can use augmented actuality to carry reveals to life, studying about subjects such because the historical past of the information trade and the affect of social media on journalism.

Behind-the-Scenes Excursions on the Smithsonian Nationwide Museum of the American Indian

Get able to uncover the secrets and techniques behind the Smithsonian Nationwide Museum of the American Indian. The museum affords a spread of behind-the-scenes excursions that take you off the overwhelmed path, providing you with a deeper understanding of the museum’s work and its huge collections.

The museum affords a wide range of behind-the-scenes excursions, together with these centered on conservation and collections. A few of these excursions are particularly designed for adults, whereas others are appropriate for households with kids. Every tour affords a novel perspective on the museum’s work, highlighting totally different elements of its collections and conservation efforts.

  • Conservation Excursions: These excursions take you into the museum’s conservation labs, the place you possibly can see the intricate work that goes into preserving and conserving the museum’s collections.
  • Collections Excursions: These excursions provide you with a behind-the-scenes take a look at the museum’s huge collections, which embrace over 825,000 objects and 10,200 books.
  • Specialised Excursions: The museum additionally affords specialised excursions that target particular subjects, equivalent to Native American artwork, archaeology, or the museum’s collections of artifacts from the Arctic and Subarctic.

Making ready for and Main a Behind-the-Scenes Tour

Making ready for a behind-the-scenes tour requires cautious planning and a focus to element. The museum’s tour guides are educated to steer these excursions, they usually work intently with the museum’s curators and conservators to make sure that the excursions are informative and interesting. Earlier than every tour, guides obtain a radical briefing on the subjects that will likely be lined and any particular issues that must be taken under consideration.

  • Guides obtain coaching on the museum’s collections and conservation efforts.
  • The museum offers guides with detailed details about the tour route and any particular necessities.
  • Guides are inspired to ask questions and search clarification if they’re uncertain about any facet of the tour.

Significance of Behind-the-Scenes Excursions

Behind-the-scenes excursions are a vital a part of the museum’s academic program. They supply guests with a deeper understanding of the museum’s work and its collections, they usually supply a novel perspective on the museum’s conservation efforts. By giving guests a behind-the-scenes take a look at the museum’s work, these excursions assist to advertise a higher appreciation for the museum’s collections and the significance of cultural heritage preservation.

  • Behind-the-scenes excursions promote a higher understanding of the museum’s collections and conservation efforts.
  • These excursions supply a novel perspective on the museum’s work and its significance within the broader context of cultural heritage preservation.
  • Behind-the-scenes excursions assist to advertise the museum’s academic program and encourage guests to have interaction extra deeply with the museum’s collections.

Key Areas or Objects Featured on Behind-the-Scenes Excursions

Relying on the kind of tour, guests might have the chance to see a wide range of key areas or objects throughout the museum. Among the highlights of behind-the-scenes excursions embrace:

  • The museum’s conservation labs, the place guests can see the intricate work that goes into preserving and conserving the museum’s collections.
  • The museum’s huge collections of Native American artwork, which embrace over 825,000 objects and 10,200 books.
  • The museum’s collections of artifacts from the Arctic and Subarctic, which give a novel perspective on the historical past and tradition of the area.

Group Engagement Applications on the Nationwide Museum of Girls within the Arts

The Nationwide Museum of Girls within the Arts (NMWA) is dedicated to selling the contributions and achievements of ladies artists by dynamic programming, partaking group outreach, and modern exhibitions. Group engagement is an important facet of the museum’s mission, fostering connections between artists, audiences, and the area people. By way of a spread of group engagement packages, NMWA creates a welcoming and inclusive surroundings that encourages exploration, creativity, and social connection.

The Nationwide Museum of Girls within the Arts affords an array of group engagement packages, together with:

Artist Talks and Workshops

NMWA offers a platform for girls artists to share their experiences, insights, and inventive processes with the group. Artist talks and workshops are important parts of the museum’s programming, providing attendees the chance to have interaction with feminine artists in an intimate and interactive setting. These occasions not solely facilitate information sharing but additionally encourage creativity and spark new concepts.

  • Artist talks: These occasions characteristic famend girls artists discussing their inventive journeys, creative philosophies, and experiences within the artwork world.
  • Workshops: Palms-on workshops led by girls artists present attendees with the prospect to study new strategies, discover supplies, and experiment with totally different inventive mediums.

Group Partnerships and Collaborations, Finest museum in dc

NMWA collaborates with native organizations, faculties, and group teams to develop and ship packages that resonate with various audiences. These partnerships be certain that the museum stays linked to the area people, addressing rising points and fostering dialogue. Group partnerships have enabled NMWA to offer a variety of packages, together with exhibitions, lectures, and workshops tailor-made to particular viewers wants.

  • Partnerships with native faculties: NMWA develops academic packages and sources for academics, college students, and college directors, selling arts schooling and inspiring creativity in younger minds.
  • Collaborations with group organizations: The museum works with group teams to develop modern packages and exhibitions that tackle social points, promote cultural understanding, and foster group engagement.

Artwork Schooling and Skilled Growth

NMWA affords a spread of artwork schooling {and professional} growth packages for artists, educators, and the broader group. From workshops and lectures to on-line sources and profession growth alternatives, the museum offers a helpful platform for creative development {and professional} development.

  • Workshops and lectures: NMWA affords packages on numerous art-related subjects, together with portray, printmaking, sculpture, and images, in addition to skilled growth workshops on artwork enterprise, advertising, and profession methods.
  • On-line sources: The museum’s web site options on-line sources, together with artwork tutorials, artist interviews, and academic guides, selling creative abilities and inventive expression.

NMWA’s group engagement packages not solely improve the museum’s mission but additionally contribute to the area people’s creative, cultural, and financial vitality. The museum’s dedication to inclusivity, collaboration, and creativity has fostered a thriving arts ecosystem, enriching the lives of artists, audiences, and the broader group.

Distinctive Instructional Applications at the USA Holocaust Memorial Museum

The US Holocaust Memorial Museum affords a variety of academic packages that cater to varied age teams, from elementary college college students to adults. These packages purpose to coach guests in regards to the Holocaust and its affect on people and communities, selling empathy, tolerance, and human rights. The museum’s academic packages have a major affect on guests, fostering a deeper understanding of the Holocaust and its relevance to modern society.

Applications for Youngsters and Adults

The museum affords numerous packages tailor-made to totally different age teams and wishes. For elementary college college students, the museum offers interactive workshops and lesson plans that incorporate the Holocaust into their curriculum. These packages give attention to core values equivalent to empathy, kindness, and respect for human rights. For adults, the museum affords extra in-depth packages, together with lectures, panel discussions, and exhibitions that discover the complexities of the Holocaust.

  1. Interactive workshops and lesson plans for elementary college college students, specializing in empathy and human rights
  2. Lectures and panel discussions for adults, exploring the complexities of the Holocaust
  3. Instructional exhibitions and packages for highschool and school college students, analyzing the Holocaust’s affect on people and communities

Storytelling and Interactive Experiences

The museum makes use of a wide range of storytelling and interactive strategies to convey its message. These strategies embrace:

  • Private tales and testimonies from Holocaust survivors, offering firsthand accounts and experiences
  • Interactive reveals, permitting guests to discover and uncover extra in regards to the Holocaust by multimedia and hands-on actions
  • Documentary movies and video testimonies, sharing the experiences of Holocaust survivors and offering a deeper understanding of the occasions

These approaches allow guests to have interaction extra actively with the museum’s message, fostering a deeper understanding of the Holocaust and its significance.

Key Points and Themes

The museum’s academic packages tackle numerous key points and themes, together with:

  • An exploration of the causes and penalties of the Holocaust
  • A dialogue of the affect of prejudice, racism, and xenophobia on communities and people
  • A give attention to the significance of empathy, tolerance, and human rights in stopping related occasions from occurring

These themes function a basis for the museum’s academic packages, offering a framework for guests to discover the complexities and nuances of the Holocaust.

“Schooling is the important thing to stopping future genocides and selling a tradition of empathy and tolerance.”

Design and Engineering of the Nationwide Constructing Museum’s Nice Corridor

The Nationwide Constructing Museum’s Nice Corridor is an awe-inspiring house that showcases the ingenuity of American structure. This grand corridor isn’t solely a testomony to the nation’s constructing prowess but additionally a mirrored image of its wealthy cultural and historic heritage. Situated within the coronary heart of Washington D.C., the Nationwide Constructing Museum’s Nice Corridor is a must-visit vacation spot for anybody all in favour of structure, design, and engineering.

Distinctive Architectural Options

The Nice Corridor’s distinctive architectural options had been designed by famend architect John Russell Pope within the 1870s. The corridor’s design is characterised by its excessive ceilings, giant home windows, and beautiful murals. The corridor’s most placing characteristic, nevertheless, is its majestic bronze doorways, that are adorned with intricate carvings and designs. These doorways had been crafted by the well-known sculptor, Albert Herter, and took over a 12 months to finish.

The Nice Corridor’s design isn’t solely aesthetically pleasing but additionally useful. The massive home windows present an abundance of pure gentle, which illuminates all the house. This pure gentle not solely enhances the corridor’s magnificence but additionally helps to scale back the necessity for synthetic lighting.

Architectural Types Included

The Nice Corridor’s design incorporates numerous architectural types, together with Renaissance Revival, Second Empire, and Neoclassicism. These types had been chosen to mirror the constructing’s authentic goal as a museum and library. The Renaissance Revival model is obvious within the corridor’s use of grand arches, columns, and ornate particulars. The Second Empire model is seen within the corridor’s distinctive mansard roof, whereas the Neoclassicism model is mirrored within the corridor’s use of classical components, equivalent to columns and pediments.

Pure Gentle within the Nice Corridor

Pure gentle performed a vital function within the design of the Nice Corridor. The massive home windows and skylights had been rigorously positioned to maximise pure gentle and reduce the necessity for synthetic lighting. This design strategy not solely reduces power prices but additionally creates a welcoming and welcoming ambiance.

The Nice Corridor’s use of pure gentle can be a mirrored image of the constructing’s authentic goal as a museum and library. The massive home windows and skylights had been designed to permit pure gentle to flood the house, creating an excellent surroundings for displaying artifacts and reveals. This design strategy additionally helps to protect the constructing’s historic significance and cultural significance.

Development and Design

The Nice Corridor’s development and design had been undertaken by a number of the best architects, engineers, and craftsmen of the time. The corridor’s basis was laid in 1835, and development took over 10 years to finish. The corridor’s design and development had been overseen by John Russell Pope, who drew inspiration from historical Greek and Roman structure.

The corridor’s partitions are constructed from granite and marble, whereas the flooring are made out of polished Tennessee pink marble. The corridor’s ceiling is adorned with a shocking mural, which was painted by famend artist, Paul Manship. The mural depicts a procession of figures, symbolizing the unity and variety of America.

Architectural Legacy

The Nationwide Constructing Museum’s Nice Corridor is a testomony to the ingenuity and creativity of American structure. The corridor’s design and development function a reminder of the nation’s wealthy cultural and historic heritage. The corridor’s distinctive architectural options, equivalent to its bronze doorways and majestic murals, are a mirrored image of the nation’s creative and cultural achievements.

The Nice Corridor’s use of pure gentle and its incorporation of varied architectural types make it a novel and provoking house. The corridor’s design and development have stood the check of time, and it stays one of many nation’s most iconic and beloved buildings.

Final Recap

The museums in Washington D.C. supply a various vary of reveals and experiences that cater to varied pursuits and ages, making them a must-visit vacation spot for anybody all in favour of historical past, science, artwork, or tradition.

Whether or not you are a neighborhood or a vacationer, the very best museum in DC has one thing to supply everybody, and we hope this information has impressed you to discover and uncover the various wonders that our metropolis’s museums have to supply.

FAQ Useful resource

Q: What’s the most visited museum in Washington D.C.?

The Nationwide Museum of Pure Historical past is probably the most visited museum in Washington D.C., with over 7 million guests yearly.

Q: What are a number of the distinctive reveals on the Nationwide Museum of Pure Historical past?

The Nationwide Museum of Pure Historical past options a variety of reveals, together with the Hope Diamond, mammals, and human cultures.

Q: Can I take a behind-the-scenes tour of the Nationwide Museum of Pure Historical past?

Sure, the Nationwide Museum of Pure Historical past affords behind-the-scenes excursions, together with a tour of the Hope Diamond exhibit and a tour of the museum’s analysis laboratories.

Q: Are the museums in Washington D.C. free to go to?

No, a number of the museums in Washington D.C. cost a price for admission, however lots of them supply free admission on sure days of the week or month.