Places thsvkr Wants to Go

An abandoned saucer-shaped monument in the Bulgarian mountains.

These cascading falls resonate throughout the Bulgarian forest.

A massive cave once a secret military base is now home to thousands of bats.

The Bulgarian royal family exclusively used this ornate, now-abandoned train station.

A crumbling monument to a now locally-extinct sport in Bulgaria's oldest ski resort.

One of Belgrade's most beloved animals.

This art installation pays homage to the famed stones of European lore.

A tiny chapel and burial site lurk underground in Jajce.

This unique museum focuses on the Siege of Sarajevo through children's eyes.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

A war-torn Olympic relic is being overtaken by graffiti and nature.

The largest cave in Bosnia and Herzegovina is home to some the richest subterranean biodiversity in the world.

Bunski Kanal is a hidden natural wonder where the emerald Buna River dramatically merges with the mighty Neretva through a narrow limestone channel.

An eerie, derelict amusement park in Berlin.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

This mine is home to the largest man-made hole in Europe.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

An old department store turned Nazi prison turned artist commune.

A remarkable cabinet of curiosities in an art space in the center of Berlin.

A 12th-century fortress containing some of Berlin's oldest buildings.

A Jenga-style cylindrical tower of books that appears to go on forever.

One of the largest mines in Bulgaria is now home to a vast museum more than 100 feet underground.

A flamboyant five-story building in Bulgaria resembles a crawling snail.