Ain't no party like a ghost town party.

A tunnel of hardened lava along Maui’s famous Road to Hana.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

The seamy, underground secrets of Portland's criminal past.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Mummified monks and the accidentally interred, in a 17th-century crypt.

Thousands of well-dressed mummies below a monastery.

A church of bones, decorated with 40,000 human skeletons.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

Venice's island of the dead.

Local history museum with mammoth bones and an old myth about local giants

A gallery of underwater art that can be visited by man and fish alike.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

A picture-perfect town, perfect for blowing up.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

A former utopian healing center created by a huckster and built by derelicts.

Exotic feline breeding compound and conservation center.

A stealthy Apache hideaway that became the haunting site of a mass grave.

Marta Becket's hand-painted theater in the desert.