A little-visited waterfall in an otherworldly landscape.

An isolated, rusty phone booth commemorates Iceland's first international telegraph cable.

A dictator's failed public works project has been reborn as two linked trails through spectacular scenery.

Follow the original medieval paths that wind through this intriguing section of the city.

Breathtaking Byzantine paintings cover the inside of this 12th-century church.

This once-booming gold mining hub was basically abandoned overnight.

In Hong Kong, a fairytale flower tunnel is hidden within the gardens of a public housing complex.

Reproductions of nine banned oil paintings coyly hidden behind a curtain in a New Mexico conference room.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

This gnarled old tree supposedly sprouted from seeds kept in the pocket of a 16th-century Spanish sailor.

Iceland's only steampunk shop imagines a retro-futuristic world that never was.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

The Virginia farm where John Wilkes Booth met his grisly end is now largely forgotten.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Deep in the countryside lie the remains of one of the grandest Roman dwellings in Britain.

The underground sanctuary of a mysterious ancient Roman religious cult contains an exquisite traditional fresco.

The small sanctuaries lie just off the beaten path near one of Bhutan's most famous attractions.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

The Virginia home of one of the signers of the Declaration of Independence is being preserved with a unique glass facade.