A floating underwater hotel, created by a Swedish artist.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.

A wellspring of natural Viagra found in Bosnia.

Controversial site of what could be Europe's first pyramid.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

The remains of the last Bosnian fortress to fall to the Ottomans are still standing.

An abandoned brutalist monument whose history has been lost to the ages.

This abandoned airplane hanger is said to have once been a top secret launch facility.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

This brutalist monument is inscribed with 9921 names of Yugoslav partisans who perished during WWII.

A forgotten and crumbling Yugoslav monument to the victims of fascism.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

These warring psychedelic crags commemorate an unsuccessful military operation.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Bridge that died in war and was resurected.

This unusual hostel provides a glimpse of life in a city under siege.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

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

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

Oriental bazaar in the heart of Sarajevo.