The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

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

An eerie, decaying ghost town destined to fade into the forest.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A World War II-era submarine is stuck in the mud in New Jersey.

This crumbling little graveyard was saved from the undergrowth by concerned veterans.

Rising out of a clearing in New Jersey's Pine Barrens is an Aztec-inspired monument to the "Lindbergh of Mexico."

Memorial built in 1922 in remembrance of WWI casualties.