Whimsical artist house in the New Jersey woods.

A recently abandoned psych ward at the end of Sanatorium Road.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

Series of storm drains connected to a dark urban legend.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

The highest point in Virginia can only be reached by passing through ponies and flowers.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

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

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