The last woman executed for witchcraft in Europe is remembered in this Swiss museum.

A hidden treasure of an abandoned city lies deep in the jungles of Campeche, Mexico.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

Once the path of a railway tunnel, now home to thousands of glowing insects.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

The remains of Alfred Nobel's first nitroglycerine factory can still be found on the shores of a Swedish bay.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

One man single-handedly dug a road right through a mountain after his wife died due to its interference.

A surrealist timepiece by the artist of melting clocks.

These concrete domes were installed on an Icelandic bluff to honor a very specific musical tradion.

In this tiny Iranian town playing on the roof isn't just encouraged, it's the only place to go.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

One woman's decades-long obsession with the "La Fée Verte."

This tiny lake temple dedicated to a water goddess seems to float on the surface.

Every four years, millions of salmon fill a river so densely that its waters appear deep crimson.

Thanks to both terrific preservation and historic vandalism this ancient site is known as the "Heart of Neolithic Orkney."

Art and armour fill every inch of this rich kid's Italian villa.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

The first artificial white water river course in North America cuts right through an Indiana city.

Once a bustling fishing village and trading post, today these Cape Verde ruins provide a home only for seabirds and turtles.

This South Pacific volcano has been blowing its stack for over 800 years and is said to be home to a cult leader waiting to be reborn.

One of the earliest relics of Italian art is this ornately equipped stone soldier.

These quaint French houses dangle precariously over a precipice.