It was built for the first American president, George Washington, and was designed by Robert Mills. At over 550 feet tall, the Washington Monument is the tallest obelisk ever built

The Capitol in the Capitol Hill district of the American capital Washington is the seat of the United States House of Representatives, the legislative branch in the trias politica.

The Vietnam Veterans Memorial (also called The Wall or "the wall") is a monument in the American capital Washington, D.C., honoring the veterans and fallen soldiers

Delve into the fascinating story of our planet, from its fiery beginnings through billions of years of transformation, and explore life on Earth through exhibitions and activities,

It is a 2,030-by-167-foot (619 by 51 m) rectangular pool located on the National Mall, directly east of the Lincoln Memorial, with the World War II Memorial and Washington Monument to the east.

The Smithsonian's National Air and Space Museum maintains the world's largest and most significant collection of aviation and space artifacts

The National World War II Memorial in Washington, D.C. commemorates American citizens who served both overseas and on the home front during World War II

The White House is the office and official residence of the sitting President of the United States.

The Lincoln Memorial, located along the National Mall in Washington, is a memorial to American President Abraham Lincoln

Explore the sweep of the American imagination across four centuries at the nation's flagship museum for American art and craft.

The 350 square foot house served the canal lock keeper, who collected tolls, recorded commerce, maintained the canal and managed traffic.

Visit the U.S. Botanic Garden to explore plants from around the world and learn about their conservation and cultivation. See the Conservatory and the outdoor gardens.

The Ulysses S. Grant Memorial is a presidential memorial in Washington, D.C., honoring American Civil War general and 18th president of the United States, Ulysses S. Grant.