Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Decades before the scandal, this staircase on the river was a literal "water gate."

The privately owned cemetery that holds room for Washington's finest when they step down from life.

The oldest continuously operating fish market in the United States.

The national park was once a plantation estate.

A nostalgic bibliographic gem.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Home to items never before seen by the public.

There’s a hidden military meme engraved on the World War II Memorial.

The birthplace of the very first human resident born in Antarctica.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

A beautiful young girl said to have been buried alive in her coffin…

The humble tomb of an Argentine general, hand-built by his son using stones brought down from the Andes.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Volcanic stone sentinels stand watch at a Korean Bell Garden in Virginia.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

A museum in the heart of Virginia peanut country devoted to the humble goober.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

A former major munitions plant that has been converted into a sprawling art space.

The iconic statue was moved to a new spot overlooking the James river after several years as a mascot for the local baseball team.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A museum dedicated exclusively to aircraft used in the military.