An enormous natural sandstone bridge in Kentucky.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

A lingering bit of Space Race nostalgia lies in the middle of the desert.

"Looks so real, it's scary!"

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This 19th-century church is now a popular roller rink.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

This painted marvel is San Francisco's 400-foot ode to urban biking.

Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

A bypass decorated with large wooden troll carvings.

This Mediterranean castle was built for a millionaire and his giant dog.

In a grove of fast growing walnut trees outside Paris, Illinois, a marker shares the story of a fictional road building culture.

One of the first historical sites of an alternative universe was installed in the town of Paris, Illinois—which is now home to an annual spelling bee of Kcymaerxthaereal words.

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

The 40-year-old machine serves soda quicker than you can catch it for a mere 75 cents a pop.

The world's largest collection of the world's largest objects is in one small Illinois town.

A tribute to the disposable cups that were once manufactured here, this 68-foot-tall statue would be difficult to throw away.

A controversial art piece that harkens back to local folklore.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

These cliff-dwellings might be Mexico's least visited archaeological site.

An enormous alien invades Woking, England, as an homage to the H.G. Wells classic 'The War of the Worlds.'

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.