Giant naked man on a hillside.

Want to properly offend a king? Sculpt a giant hill figure in chalk of him riding out of town.

Go surfing on this urban wave, "hacked" by local surfers.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

This eclectic natural history collection holds everything from a bit of the trans-atlantic cable to Hemingway's marlin.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A huge musical instrument played by the ocean.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A semi-scholarly approach to sex.

Elevated freight railway turned wildly successful urban park.

The most confusing clock in New York.