It's believed that this small church was connected to the Hagia Sophia via a secret tunnel.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

Sleep in the hay, spin the wheel and eat grain pellets to your heart's delight.

A rare pod of derelict midcentury Futuro and Venturo houses lines a semi-abandoned beachfront resort outside Taipei.