The rusted remains of a victim of Hurricane Ike.

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

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

A quirky "castle" formerly belonging to a famous British inventor.

The United States's largest hand-dug well is topped with a state-of-the-art museum.

A sunken idol welcomes parishioners to Davy Jones' Locker.

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.

A fifth-century temple improbably built into the side of a cliff.

A formerly abandoned mental institute, now back in business.

New York City's only preserved family home from the 19th century.

Venice's "Island of the Mad."

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

A strange tribute to all the fallen souls of war.

Law-protected wreckage serves as a peculiar memorial for an almost forgotten World War II tragedy.

Forgotten German bunkers in China create a sharp cultural contrast.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

An extraordinary mixture of natural beauty and man-made phenomena.

How did the right arm of a 13th-century English bishop wind up in a Connecticut church?

The loneliest island in New York.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

This abandoned naval battery stood at the ready as recently as the 1980s.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.