The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

England's most notorious suicide spot.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Dictionary Johnson’s favorite feline.

English antique dealers with a taste for the unusual.

Fascinating town where normal life interfaces with the occult.

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.

Breathtaking Byzantine paintings cover the inside of this 12th-century church.

This 700-year-old Cyprus castle is the birthplace of the world's oldest wine, said to be toasted by Richard the Lionheart at his wedding.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.

Sex curse discovered on ancient tablet in Cyprus.

The Swedish flag over this small naval fort signals that the nation is at peace.

A plaque on this tiny Swedish island commemorates an unusual Cold War standoff of Soviet submarine intrigue.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

This giant crucifix is like U2's Joshua Tree for Swedish death metal fans.

Sweden's oldest animated sign is still lighting up the skyline today.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

A former suicide bridge is now accumulating symbols of love instead of a body count.

Stockholm's tiniest statue is of a small boy looking at the Moon.

Stockholm's deepest subway station is also a stunning ecological wonder.