On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

An overlooked memorial honoring the local Washington residents who died in World War I.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

D.C. once had its own tiny rival to the New York Stock Exchange.

A line of blue paint marks the route of the inaugural parade.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

The National Park Service’s best-kept secret with views that rival any in D.C.

This nine-story building is the oldest standing skyscraper in D.C.

Beneath unsuspecting visitors feet, a capsule containing pieces of America’s civil rights history.

A brass plaque dedicated to a convicted cannibal hangs in the National Press Club, and that's not even the craziest part of the story.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

This former wildlife sanctuary is being transformed into an art park.

This mural changes every few years.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Visitors to this library are in for a real-world education in modernist architecture.