The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

The skeletal white beams stand as a monument to religious dissent.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

A small Richmond island dotted with the remnants of hundreds of years of history.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Where America's first doomsday cult awaited the end of the world.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Century-old shop, specializing in Occult products.

Arlington Cemetery exhibit dedicated to death and grieving.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.

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

The national park was once a plantation estate.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

A historic ruin just 20 feet away from a busy highway onramp.

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

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

People escaping slavery may have hidden inside a corpse vault.