Sip creative cocktails in the former vault of the Riggs Bank.

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

The world's oldest soul food restaurant is also one of its best.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

The oldest continuously operating fish market in the United States.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

The United States Capitol's former columns still stand.

Home to items never before seen by the public.

The site of the climactic scene from the classic horror film is now a historic landmark.

Art deco landmark on the outskirts of Washington, D.C.

An 18-mile-long tunnel for sewage waste will soon wind within the bowels of Washington, D.C.

A colorful, century-old cemetery of the Yaqui Indian Tribe hidden amid the suburban sprawl of Tempe, Arizona.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

The rogue roots are gradually consuming some of the historic marble grave markers.

The naval commander’s proudest moment in battle is memorialized in this unique tomb at Arlington Cemetery.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.