A nightmare for the claustrophobic lies hidden in Southeast Asia.

A Surreal flight of architectural fancy in Vietnam's Central Highlands.

This whimsically named Vietnamese stream is closer to a walkway than a waterway.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

A geological bull's-eye visible from outer space.

This cavernous swimming spot doubles as a home to the largest known colony of bats in Central Asia.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

Elevated freight railway turned wildly successful urban park.

This dangerous-looking suspension bridge may have been too unstable to remain open.

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

An ordinary pond with fish from out of this world.

Underground farm located in a former bank vault deep within the bowels of Tokyo's business district.

Disaster prevention apartment blocks in Sumida Ward are designed to save as many as possible in the face of the inevitable.

On stormy days debris from this unfinished and abandoned skyscraper rains down on the Bangkok streets.