Thousands of well-dressed mummies below a monastery.

A subterranean shelter remains intact under a busy Paris railway station.

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

The plague quarantine island home to the alleged "Vampire of Venice."

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

Fantastic stories on a miniature railroad.

The shell of a medieval fortress offers commanding views of the area it once protected.

Burlesque Hospital Themed Restaurant.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

What was once an underground Nazi city is now Europe's largest bat reserve.

A collection of objects supposedly singed by the hands of souls in purgatory.

Ming Dynasty necropolis raided during the Cultural Revolution.

The world's longest outdoor escalator takes visitors to the top of China's largest dam and is also shaped like a dragon.

The most famous location in China was home to whole dynasties worth of imperial rulers.

A collection of items from a way of life that no longer exists.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

The temple that withstood the Nazis.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

An elevator into the Baltic Sea.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Striking occult iconography on a medieval German church.

The resting place of 18th century German mummies.