A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

A place to eat for on-the-run agents and espionage enthusiasts.

At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

A Memphis park where you can walk the whole Mississippi River in one go.

An unexpected but incredible collection of wildlife dioramas spanning rainforests, swamps, forests, and plains.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

America's post-nuclear-attack chambers of Congress.

An aluminum skeleton brings Chinese mythology to the French shore.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

A modernist landscape of water and sci-fi concrete.

Fears of Satanic worshippers swirl around five Celtic-inspired megaliths.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

A medieval castle in the middle of rural Texas.

An amazing stag sculpture constructed entirely of discarded materials.

A Prada store in the West Texas desert that is never open for business.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

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

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

A monument celebrating the idea of reaching inaccessible places.

The world's largest moose statue towers above the highway between Oslo and Trondheim.

The heads of two giant mythological water horses honor Scotland's horselord past.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

This roadside attraction in the woods of Mississippi is a scalable replica of the Holy Lands during biblical times.