A perfectly running 230-year-old silver automaton and music box.

France's most famous cemetery, with some of its most curious tombs.

Housing the groundbreaking maps and globes of Gerard Mercator.

Eyam took steps to quarantine themselves and keep the plague from spreading.

Rare collection of medieval books under lock and key.

Surreal riveted sea forts once protected the Kent shores from German attack.

Dictionary Johnson’s favorite feline.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

Does this strange mural depict witches battling beneath a penis tree?

A small statue of child Jesus given by Magellan in 1521

A century and a half of research in the sciences and natural history, still going strong.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

Church holding the preserved body of a levitating saint.

Abstract dinosaur models in London.

Final resting place of Antarctic explorer Ernest Shackleton.

An explosion of natural color known as "the river that ran away from paradise."

A castle perched precariously over the Crimean Sea.

The largest earthwork effigy in the world.

Gargoyle head that brings good luck.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

A Gothic cathedral created from volcanic rocks.

An old department store turned Nazi prison turned artist commune.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.