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

Now abandoned, the world's first torpedo factory is crumbling into the sea.

Sample port and quinine-fortified wine at this fourth-generation winery near Porto.

One of the few places in Portugal where the Celtic ritual of wearing large wooden masks is still practiced.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

This giant sculpture made of trash is a critique of society's wastefulness.

A habitable museum, or a time machine into Romania’s Communist era?

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

Unique museum with a dizzying array of collectibles, from corkscrews to typewriters and much more.

Romania's triumphal arch looks out over Bucharest.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

Bridge that died in war and was resurected.

Water-powered gadgets whirr to life in this quirky eco park.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

The opulent car collection of an eccentric Sheikh housed in his own private pyramid.

A 19th-century mansion houses the largest collection of gin in the European Union.

Rock-hewn monastery complex with hundreds of cave structures tucked away into the mountainside.

A geological oddity topped with a 2,000-year-old pagan temple.

A fountain filled with golden statues, celebrating the the ancient kingdom of Colchis.

These dilapidated planes are now a canvas for graffiti artists.

A memorial dedicated to a tragic event during the Axis occupation of Greece.

An apparition of Virgin Mary in Herzegovina.