The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

A wooden hut from the Heroic Age of Antarctic Exploration.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

An ancient artistic garden parlor full of hidden water wonders.

Island wonderland for communist autocrats.

A faithful reproduction of Al-Jazari's enormous water clock.

This unique collection of lawnmowers includes vintage blueprints and automatic robot mowers.

Walk 2,300 feet above the ground on the "Troll's Tongue."

Bizarre and inspired combination store selling only two items: tires and bibles.

Monument to the cotton-destroying boll weevil.

The oldest working Brewery in Britain.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

Running since 1864, this clock has yet to be wound, one of the longest-running science experiments known.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

A museum in the childhood house of a medical pioneer.

A failed Russian themed village and amusement park in Niigata prefecture.

Ride a dragon train into a world of dwarves.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

Marta Becket's hand-painted theater in the desert.

Explore 10 acres of environmental sculptures.

Charles Babbage's proto-computer, painstakingly brought to life.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.