Former self-sufficient mental institution now a planned community.

House built with over 60,000 glass bottles.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Home to drunken tower-climbing goats... seriously.

The world's first time capsule lies behind a welded steel door in Atlanta.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

This notorious Canadian mental institution was home to some of the first LSD experiments and origin of the word "psychedelic."

These serpents are considered holy and pampered accordingly.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

In the early 1800s, surgery was also a show.

Huge masonic hall in Philadelphia with lavishly themed rooms.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Pyramid home to an obscure religious group that practices modern mummification.

Ruins of a German Castle on top of a towering stone pillar.

Hollowed out cedar log tubs set in an ancient towering forest.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

Half-size replica of the Taj Mahal.

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

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

The world's foremost museum dedicated entirely to the abacus.

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.