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Our museums, research centers, and the National Zoo are open today, and will remain open through Saturday, October 11. If the government shutdown continues past October 11, the Smithsonian will then close to the public.

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  • Illustration of several monkey species.

    Sidedoor: A Smithsonian Podcast

    Monkey Mystery: The Case of the Capuchin Kidnappers arrow-right

  • Dancers in front of Smithsonian’s National Portrait Gallery for Dia de los  Muertos festival

    September 15 to October 15

    Join Us for Hispanic Heritage Month arrow-right

  • Brightly colored African batik and printed fabrics are set within a matrix of black cloth, rendering vividly the effect of a stained-glass window.

    Smithsonian Collection Spotlight

    American Quilts: Art and Craft arrow-right

  • A radio telescope points toward the night sky.

    2024 Annual Report

    Beyond the National Mall arrow-right

  • Colorful collage of collection images.

    Create. Imagine. Discover.

    Smithsonian Open Access arrow-right

Smithsonian Homepage

Welcome

The Smithsonian Institution is the world's largest museum, education, and research complex. Explore, learn, and be inspired—wherever you are!

Engage with the Smithsonian’s digital collections and research spanning the arts, sciences, and humanities. Start your journey

Plan Your Visit

View guides for the Smithsonian's 17 free Washington, D.C.–area museums and zoo—plus two museums in NYC. Admission is free at all locations except Cooper Hewitt in NYC. Find out what's on!

Plan your visit

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Featured

Explore collections, stories, and research from across the Smithsonian.

  • Harry S Truman

    National Portrait Gallery

    Harry S. Truman arrow-right

    President Truman makes the first televised speech from the White House on this day in 1947.
  • vampire bat

    Smithsonian Collection Spotlight

    The Art and Science of Bats arrow-right

    Shy, nocturnal creatures, bats have been both feared and revered.
  • Celia con Rolos by Tony Peralta.

    Smithsonian American Women's History Museum

    The Queen of Salsa arrow-right

    During a career that lasted more than 60 years, Celia Cruz helped popularize salsa music in the United States.
  • illustration of autumn leaf

    Smithsonian Collection Spotlight

    Autumn Views arrow-right

    Celebrating the beauty of the changing season with art and objects in the collections.
  • 20-cent Hispanic Americans stamp

    National Postal Museum

    Celebrating Hispanic Heritage: People, Places, and Events on Stamps arrow-right

    Discover Hispanic history and heritage in this bilingual online exhibition.
  • Harmony in Blue and Gold The Peacock Room

    Smithsonian Open Access

    Digital Backgrounds arrow-right

    Put yourself in the scene! Download high-res images to use as your video meeting or desktop background.
  • Thomas Paine's "Common Sense" Pamphlet

    Smithsonian Snapshot

    An Eloquent Argument arrow-right

    “In the following pages I offer nothing more than simple facts, plain arguments, and common sense...”—Thomas Paine

  • 3D spacesuit scan.

    Smithsonian 3D

    Neil Armstrong's Space Suit arrow-right

    Explore and download 3D models of Armstrong's spacesuit and other Apollo 11 objects.
  • Smithsonian Castle and Fireworks

    Smithsonian Commemoration

    Our Shared Future: 250 arrow-right

    Explore events and exhibitions honoring America’s 250th that will take place in 2025 and 2026 across the Smithsonian.
  • steam bike in front of Castle Building

    Archival Resources

    It’s American Archives Month arrow-right

    Celebrate by exploring our photographs, drawings, scrapbooks, journals, manuscripts, and more.
  • The entire image is awash in intricate clouds, and swathes of superheated gas.

    Around the Smithsonian

    Mysteries of the Universe arrow-right

    Starting with solar studies in 1890, the Smithsonian has been exploring questions spanning from our atmosphere to deep space.
  • U.S Army Curtiss R3C-2

    Smithsonian Collection Spotlight

    1925: A Year in the Collections arrow-right

    Look back one hundred years into the Smithsonian's collections. 

Sidedoor Podcast

The Smithsonian's flagship podcast sneaks you through the side door to learn the stories you won't find anywhere else.

  • woman in red dress in front of a Broadway sign

    Sidedoor Podcast

    The Goddess of Broadway arrow-right

    The first Puerto Rican performer to tread the boards on Broadway, Diosa Costello was fearless, funny, and brimming with talent.

  • Illustration of a skeleton hand holding a sparkling blue diamond.

    Sidedoor Podcast

    The Curse of the Hope Diamond arrow-right

    We track the lore of this notorious gem through the centuries.

  • An illustration of a group of muppets next to the Smithsonian castle.

    Sidedoor Podcast

    The 'Gentle Anarchy' of the Muppets arrow-right

    Conserving the history of Jim Henson's Muppets. 

  • Illustration of Kali Holder with purple hair surrounded by profiles of animals.

    Sidedoor Podcast

    Zoo's Clues arrow-right

    Grab your microscope and get ready to head through a very special side door of the National Zoo—behind the scenes with veterinary pathologists.


Castle in spring.

Membership arrow-right

Keep the Smithsonian thriving by becoming a member today.

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Magazine arrow-right

Smithsonian magazine places a Smithsonian lens on the world.

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Award-winning programming exploring science, nature, history, and pop culture.

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Your purchase helps the Smithsonian bring exciting learning experiences to everyone.

Upper Antelope Canyon in Arizona

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Over 350 tours and cruises to all seven continents. Let the journey begin.

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