The magic's in the hole!

Various forms of phallic art decorate this hill in commemoration of legendary local tragedy.

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

An Austrian house of bones filled with hundreds of intricately painted skulls.

The lavish temple of the Cao Dai religion that includes Buddha, Mohammed, Joan of Arc, and Victor Hugo.

Town of spiritualists and mediums in Florida.

These serpents are considered holy and pampered accordingly.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

The ancient tomb acts as a calendar that keeps perfect time.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A Belle Epoque bordello turned into a themed love hotel.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Home of Vissarion, the "Jesus of Siberia."

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

Exact replica of the ancient monument, but much, much lighter.

A historic coal mine that doubles as a museum and tourist attraction.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

Two insane asylum bodies embalmed by an amateur.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Abandoned former poorhouse, bible college, and haunted house in an Ohio hamlet.