This art deco masterpiece was once a miracle spring mecca but is now simply a government office building.

This quaint museum lets you take a ride on its antique carousels.

This otherworldly church spire reaches up toward the heavens.

Step back in time at this 1950s display home, built to showcase once cutting-edge electric amenities.

The only United States mine for magnesium carbonate has been operating continuously since the 1930s.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

A picturesque example of brute-force engineering conquering nature.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.

Legends of treasure and spirits flow from this this fairy tale-like oasis.

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

Camels and crocodiles share the black waters of this stunning Saharan oasis.

You can walk up Thailand’s naturally non-slip waterfall.

A mile-long navigable cave adorned with stalactites and stalagmites reaching up to 65 feet tall.

This ancient jade mask depicting the Zapotec bat god was found in the ruins of the pyramids of Monte Alban.

This fantastical house shaped like a seashell brings aquatic design to architecture.

She asked for a potato cellar and over the next 23 years he gave her a network of holy caves.

This modern tandoor eatery was once a canteen for Soviet farmers.

Shop the world's largest number of ice cream flavors, ranging from delightful to downright bizarre.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

Rebuilt remains of a temple to Roman god Mithras.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.