A tribute to the little-known group of women who were the first ever to fly aircraft in the U.S. military.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

A surreal, interdimensional shopping center and portal to another universe by Meow Wolf.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

This stucco building in North Africa was the first American-owned property on foreign soil.

An exotic wildlife habitat right off The Strip.

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

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This old abandoned sign flickers to announce a motel that isn't even there.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This Parisian gem is one of the most incredible ethnographic museums in the world.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Belly up to the bar in Cowtown, don't forget to buy some boots.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

This protected area in Lake Huron contains some of the world’s best-preserved shipwrecks.

Minimalist modern art on a repurposed military base in rural Texas.

This quirky museum has a collection of more than 15,000 bobblehead dolls.

This small chapel is built of human bones and decorated with a golden skeleton.

The world's oldest bookshop still in operation.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

This restaurant sits within the walls of an 18th-century fortification that once defended the city’s old quarter.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.