Thirty creepy ghosts now inhabit this decaying 14th-century church.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

A statue beloved by—and named by—the local townsfolk it represents.

The ruins of an abandoned crematorium haunt an eerie deserted German cemetery.

All that remains of Jacques Cousteau's 1960s underwater "village."

A quaint Russian village in the middle of a German metropolis.

This peculiar museum offers hands-on interaction with seemingly intangible principles of mathematics.

A museum dedicated to the silliest fruit.

A spiral staircase twists to the top of this unusual Czech lookout tower.

An elevator into the Baltic Sea.

An homage to the humble watering can.

An oversized, oddly designed pedestrian overpass has drawn comparisons to a commode for pachyderms.

A symbol of friendship between the mountainous regions of Switzerland and Bhutan.

From morgue to urn, watch the whole process at this unusual educational attraction.

After a nearly successful attempt on Hitler's life, the conspirators met their fate in the courtyard of this Berlin building.

Medieval ruins on a tiny island amid a flooded lake offer romantic respite to lovers seeking privacy.

The Church of the Annunciation was carved into the face of a cliff, just like the rest of the town of Haute-Isle.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

The ruined remains of the airport Claus von Stauffenberg departed in his failed attempt to kill Adolf Hitler.

Final resting place of the humble physicist who discovered X-rays, and made the invisible visible.

Before this bridge was built people had to wait for the ferryman, an annoyance that, the story has it, gave the town its name.