Towering basalt columns, a creation of fire and ice.

Bioluminescent firefly squid light up this Japanese fishing port.

An ancient stone fortress considered by many to be the eighth wonder of the world.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

Dramatic river bend surrounds a natural red-rocked pedestal.

Bohol's mysterious brown hills.

The massive white mound and accompanying water terraces are a striking geological oddity.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

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

An explosion of natural color known as "the river that ran away from paradise."

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

The longest hedge maze in the world.

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

The 1,000-year-old abbey is the birthplace of modern musical notation.

Hear the quietest sound from across the dome.

Staves, storm-calling, and of course, necropants.

Live a night as a Byzantine King, with a minibar and private jacuzzi.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.