This $62 million dollar temple was erected to house one little dental fragment of religious history.

A Buddhist theme park brings you a Buddhist version of Hell.

Singapore's landscaping project is home to 18 incredible Supertrees.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

A quiet patch of astroturf laid out between a building that seems to be splitting in half.

These sacred totem houses connect the Fatakulu people with the spirits of their ancestors.

A haunting place that is now home to thousands of birds.

This giant Christ statue was a failed attempt by Indonesia to dissuade East Timor from demanding independence.

No one is quite sure of the origins of these idyllic natural hot springs at an abandoned mountain resort.

These underground shelters dug by the Japanese during World War II later helped East Timor achieve its independence.

A surprisingly large and sturdy ruin on the outskirts of a remote village.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

On rare days, this abandoned castle's gatekeepers open its doors, revealing the eye-popping splendor hidden inside.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

A rambling museum which honors the beauty in everyday objects.

The world's oldest surviving anatomical theater, where "the dead are pleased to help the living."

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

Ham is serious business at the Prosciutto Museum-Serious, delicious business.

Southern Italy's spinning top village.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

This 16th-century monastery has been turned into a surrealist architecture compound.