A plaque by the roadside describes a three-dimensional glossary of an imagined language where words are numbers and numbers are words.

Learn to make this village's specialty: volcanic mud tofu.

This densely-packed cluster of buildings was saved from the wrecking ball and turned into an art community.

Dine on Hakka dishes at a dreamy cottage nestled in the heart of Taipei.

On Japan's Tashirojima Island, cats are king.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

Built in the Soviet era, this cableway system still runs gondolas from Odessa down to Otrada Beach.

This cheeky restaurant has a serious devotion to lard sculptures.

This ice cream parlor serves scoops of flavors like rakia, medlar, and poppy seed.

Beautifully carved tombstones fill this unmarked graveyard, uniquely situated near the village's famous stone wine cellars.

This 24-hour vending machine serves up homemade treats inspired by the local Japanese snow monkeys.

Once the center of power for the region's various factories.

A museum specifically dedicated to the Trabant, one of the iconic automobiles of the GDR.

This park boasts a unusual collection of curious monuments from around the world, from Micronesia to Antarctica.

An extensive network of secret tunnels was created for the Nazi project "Riese."

Two ogres stand guard at the Oga Visitor Center.

One of the oldest cemeteries in Vermont is the final resting place of soldiers, politicians, and a famous author.

A thorough look at the development and history of the underground's rolling stock of the Madrid subway system.

Where visitors can play more than 150 retro arcade games.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

A nouveau-riche hilltop “palace” that once provided lodging to more than a hundred fishermen.

This impressive chasm is one of the longest natural underground cavities in the world.

Rumored to be a giant robot in disguise, this colossal chef has been the beloved symbol of Tokyo’s kitchenware district for decades.