Copenhagen's celebrated theme park and gardens.

This Slovenian museum houses the country's largest collection of painted beehive panels.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A whimsical bridge adorned with decorative dragons.

A miniature train-ride through Slovenia's largest cave system.

This one-time health resort was used by aristocrats around the world.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Founded as a refugee camp, now a popular tourist spot.

An artisanal toy-maker’s works are highlighted in this museum dedicated to the craft of toys.

This botanical garden boasts sculptures, industrial ruins, and an endorsement from the Dalai Lama.

Take in a sweeping views of Guanajuato—and save yourself a hike up a steep hill—on this funicular.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

The only castle in North America to ever house European sovereigns.

Extraordinary sculpture garden created by an eccentric English poet.

The famous artist couple lived and worked here, in two different houses connected by a bridge.

Frida Kahlo's childhood home, now a museum of her life and works.

This museum explores the lives of Chang and Eng, the "Original Siamese Twins."

This North Carolina grave is the final resting place of the world's most famous conjoined twins.

Follow the path behind this treat-slinging camper van to a sculpture garden in the forest.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

Andy Griffith's hometown has made itself up to look like the fictional town of Mayberry.