Places wittc2 Wants to Go

The world's greatest slide descends 18 stories from this looping mountaintop viewing platform.

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

Thirty creepy ghosts now inhabit this decaying 14th-century church.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

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

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Ancient stone dildos and other odd pieces of medical history are displayed at this quirky Cyprus gem.

This former Cyprus flight hub is now a crumbling, abandoned ghost complex.

This Croatian computer club features such gaming relics as the infamous Virtual Boy and an 8-bit Pacman machine.

Colorful concentric circles honor a small Croatian town's supposed spot at the nucleus of it all.

An eclectic art form practiced by untrained masters is celebrated at this museum in the heart of Zagreb's old Upper Town.

A tower marking the spot where Yugoslavia began its resistance against the invading Nazis stands neglected, but not quite forgotten.

Croatia's towering concrete blossom grows from the site of a World War II concentration camp.

Once a state-of-the-art tuberculosis treatment spa, these ruins are now ruled by paintball players.

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

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

This stunning, out-of-the-way Croatian monument commemorates a community's uprising against occupying fascist forces.

A musical instrument played by the sea.

"Holy Wisdom" overlooks the city that became its namesake.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

The ceiling of Prohodna Cave in northern Bulgaria affords a peek at the sky via two deity-sized-eye-shaped holes.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.