The final resting place for the remains of 143 Habsburg royalty.

A cave's rare beauty held a cavernous secret hidden underground.

Sacred waters rescued from the wrath of a volcano.

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

A 16th-century horror show built in a lovely Italian garden.

A remote forest of stone pillars along the Lena river.

A self-built mosaic house and sculpture park.

Brightly painted boulders scattered throughout the Sinai Desert.

A perfect turquoise lake colored with glacier dust.

Bizarre Hindu and Buddhist sculpture park.

A fantastic castle rumored to be the birthplace of King Arthur.

Ride a dragon train into a world of dwarves.

Inside this mountain lies several kilometers of breathtaking caves.

A Gothic cathedral created from volcanic rocks.

Hundreds of wooden coffins dangle from cliffs and caves in the Philippines.

A open air theatre built on a cliff by an eccentric British woman.

Giant kites are flown during this Day of the Dead celebration in Guatemala.

Living towers made of people that are now recognized by UNESCO.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

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

Roadside collection of 65,000 signs.

Fine dining in the bizarre world of Lewis Carroll.

Dr. Farid Mattar's Monument of Peace.