A surreal statue honoring Prague's favorite literary son.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

The first museum in the world devoted to sexual gadgetry.

Macabre astrological automaton clock dating to the late 1400s.

A Jenga-style cylindrical tower of books that appears to go on forever.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.