Ancient serpentine sacrifice holder that has stood the test of time.

This artistic fountain display pays homage to this area's theatrical history.

This statue of a goat in boots is meant to represent the European Union.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

The largest Roman amphitheater in the Balkans once held over 20,000 people, but managed to lay hidden for hundreds of years.

This church is named for one of the most dramatic tales in the early Christian church.

This open-air, narrow-gauge railway museum pays homage to the region's transportation history.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

The smaller of the three towers of San Marino is a former prison inaccessible from the ground level.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

A sculpture of graceful storks sits atop this fountain in Independence Square.

A brutalist gem towering over the heart of Milan.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

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

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

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

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

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

A sculpture of a blood drop designed to honor those that have donated the precious liquid.

This former monastery is still a revered religious site.

This castle played host to the largest great hall found in medieval Central Europe.

A Serbian monument to plums.

An artful memorial to 4,000 fateful oranges.

Ruins of an old water tower that look like a horror-film castle.