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

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

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

Oriental bazaar in the heart of Sarajevo.

The oldest church in Serbia was also the ecclesiastical seat of the region during the Middle Ages.

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

Some of the best-preserved specimens of the monumental medieval tombstones found throughout Bosnia and Herzegovina.

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

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

Place with alleged mystical powers in Old Orthodox Church in Sarajevo.

The place where World War I began.

Bridge that died in war and was resurected.

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

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

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

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

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

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

Following years of secrecy, the hidden history of a World War II site is being brought to light.

Three stone bridges straddling the River Gowy form part of the medieval road from London to Holyhead—despite a common nickname, they're not Roman.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

A copy of the brutal decapitation device that predated the French Guillotine by about 200 years.

The violinist who played on as the Titanic sank is buried in this quiet English cemetery.

Manchester salvaged this sculpture of the adopted Mancunian when it was no longer wanted in Ukraine.