Something's watching you.

Legendary pedestrian bridge in the centre of Romanian city Sibiu.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

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.

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

A permanent woodland refuge in the Carpathian Mountains for European brown bears rescued from abuse and neglect

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This building features dozens of faces along its facade, although one is a bit chilling.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

The remains of an ancient Roman city are hidden underneath Bologna's beautiful public library.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

A massive line that stretches across the floor of Bologna’s largest church was created by a 17th-century scientist to measure the movements of the Sun.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

Turkish adventurer antiques in the heart of the Grand Bazaar.

A tiny park in the middle of some big power politics.

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

A fountain standing as a testament to a doomed alliance.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

1513 Turkish world map, full of European state secrets and snarky commentary.

A marvel of Byzantine engineering under the streets of Istanbul.

Finland's northernmost zoo is home to the country's only polar bears.