The "dragon babies" of southeastern Europe.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

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

A whimsical bridge adorned with decorative dragons.

This abandoned Slovenian military barracks has become a punky-political art squat.

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

Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

A cableway for car transport.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This Transylvanian church has changed its denomination four times.

This 11th-century structure is one of the oldest churches in Romania.

A medieval church built up to defend its village.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

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.

Something's watching you.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This snug medieval lane is one of the narrowest streets in the world.

The Natural History Museum that time forgot.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

Sofia's legislative center is continuously reinventing itself.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.