This museum inside a museum tells the story of London's timepieces.

This charming, medieval walled village is Spain's first "book town."

This mysterious, medieval cathedral remains unbuilt but fiercely protected.

A bronze statue of the famed Prussian naturalist commemorates the year he spent in Mexico.

This art center is way beyond your average pumpkin-carving operation.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

The preserved house of a jazz legend still echoes with his music.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

Experience what life was like in Ireland during the Viking and medieval ages.

Hundreds of handmade critters fill this tiny window gallery in the heart of Portland's Alberta Arts District.

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

A mural in rural Georgia welcomes visitors to a fictional Missouri town.

Hackney's newest private museum and natural curiosity shop.

This small museum in a 17th-century building honors three iconic Scottish writers.

Three sinkholes filled with warm, crystal-clear water reached by a horse-driven cart on an old train track through the jungle.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

Where British troops serving on the remote islands paid tribute to their faraway hometowns.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

Its dark depths conceal millions of rare, delicate crystal formations.

An unusual library of dead things at the Rhode Island School of Design.

Cathedral carved out of salt, located a mile below the earth's surface.

Surrounded by ash fields in Iceland, an impossibly verdant valley looks like something out of a fairytale.