Bridge that died in war and was resurected.

Oriental bazaar in the heart of Sarajevo.

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

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

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

Inside the world's largest seed bank, WWII botanists elected to starve to death rather than compromise their collection.

Stalin's march toward a more modern USSR flooded a monastery, leaving a unique and extravagant nautical marker, "The Flooded Belfry."

Stalinist skyscraper built with help of cryotechnology.

Gargantuan home of Russian science.

The tallest hotel in Europe.

One of the world's tallest statues is also one of its most hated.

The Pope’s secret escape route.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

This truly palatial work of Communist-era architecture now sits crumbling on a Croatian beach.

This one-time health resort was used by aristocrats around the world.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A miniature train-ride through Slovenia's largest cave system.

The "dragon babies" of southeastern Europe.

A whimsical bridge adorned with decorative dragons.

The Slovenian architect designed many landmarks in the capital city, including his own dream house.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.