Places kattrewerts Wants to Go

This artificial cave looks like something out of a fairytale.

Underneath this small church are 15,000 bones, arranged by an obsessive academic.

A mocking tribute to the past and modern leadership of Prague.

Two monstrous faces loom over a village in Czechia.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

This beautiful Croatian fortress is haunted by legends of forbidden love.

The oldest arboretum on the Dalmatian coast doubles as the gardens of Kings Landing in "Game of Thrones."

This Croatian island is for sale but no one is buying due to the dozens of accused Nazi sympathizers who were massacred there after WWII.

The only gulag ever to exist in socialist Yugoslavia.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

When Croatia became independent of Yugoslavia, the splintering governments left behind these concrete tunnels.

Croatia's "hairy stone" fortress is one of the most well preserved Istrian castles.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

This picturesque medieval monastery guards a small trove of historic treasures.

Humble beginnings for one of the world's most famous scientists.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

Yugoslavia's biggest underground airport lies in ruins.