The ghostly remains of an accidental sea.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

A seemingly endless landscape of pure salt stretches far across Bolivia.

A museum within a museum, devoted to history's most questionable medical devices.

A museum in a law office, filled with authentic and counterfeit goods.

A 30-acre garden inspired by the principles of modern physics.

The largest stone moai on Rapa Nui.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

The tallest stationary dunes on Earth also happen to sing.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

A golden temple atop a sacred mountain, known for its giant effigy of the revered Pu Xian.

This "floating island" plateau sits 7,671 feet above the forest floor.

The ruins of Japan’s premier water brothel.

1,001 carved statues of the Buddhist God of Mercy, each with a unique face.

A Serbian church lit by chandeliers made of weapons.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an 8th-century Buddhist master.

Museum of science fiction, utopias, and extraordinary journeys of the mind.

Cold storage for agricultural biodiversity.

Legend holds eating just one of these black eggs can add seven years to one's life.

A unrivaled and rather horrifying collection of wax dermatological models.

A science teacher's dream.

Home to 200 plaster casts of Scandinavian proboscises.

360-degree virtual reality chamber physically immerses scientists into their data.

Roman ruins top white travertine terraces formed by ancient hot springs.