From prostitutes to soldiers to business men, the dead in this graveyard are a microcosm of Singapore's history with Japan.

This faux-seedy Japanese arcade is made up to look like a maze of alleys straight out of a cyberpunk dystopia.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

This jam-packed Singapore antique museum preserves the fading remnants of a uniquely mixed culture.

Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.

An ancient Egyptian temple in the middle of Madrid, Spain.

A beautiful but toxic fountain of mercury.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."