Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This small corner bar is home to a rare 1930s dance organ that still plays tunes for one Euro.

This luxury shopping lane has been protected by its own tiny police force for over a century.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.

It's a mystery why these remains were found with no traces of their bodies in sight.

This historic London residence was once the womb of Scientology.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

Tombstones and enigmatic inscriptions hide within a vault beneath a popular London arts venue.

A roadside shrine to a late rock god only remains thanks to the unyielding efforts of his fans.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

Walk through Czech history in Prague's largest graveyard.

The hidden lair of an alchemist rediscovered in a 2002 flood.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Twisted buildings adorn the banks of the Rhine river.

Cretean quarry suggests real-life site for ancient Greek myth of the man-eating Minotaur in his labyrinth.