A taste of the macabre Tokyo's ritzy shopping district.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

Two waterfalls flow down the cliff faces decorated with rare natural basalt columns.

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

Towering basalt columns, a creation of fire and ice.

Five miles of underground river link lake to ocean.

Smoked mummies housed in mountainside caves.

An eatery in a shallow river where diners can enjoy their meal mere feet from the base of an artificial waterfall.

An island in the middle of a lake, in the middle of a volcano, in the middle of a bigger lake, in the middle of a bigger island, in an archipelago, in the Pacific Ocean.

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

Church organ in the Philippines constructed out of bamboo.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

This Tang Dynasty behemoth is the biggest Buddha in the world.

Iron Age grave stones and Viking burials, a short drive from Gothenburg.

This innocent-looking townhome is actually a subway exit.

Japanese island famous for poison gas and fluffy bunnies.

Rare and wonderfully wormy cadaver art captured in brass for centuries.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

Famously misunderstood wonder of the ancient world

A naturally mummified 2,000-year-old man.

Oakland's beautiful monumental cemetery.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

Furniture tries to escape an abandoned building in San Francisco.