Legend has it thieves once stashed their treasures in this crater in the Mexican desert.

Home of an evil witch famous within southern folklore.

His "Lionheart" is entombed separately from the rest of his body.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

A once drab public housing estate is transformed into a colorful gallery of trompe l’oeil murals.

The famous winding walk at Chartres is surrounded in mystery and myth.

A tiny, forgotten park of surrealist sculptures in Angouleme.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Small French town or alien garage?

This collection of unique liquids allows visitors to wander the waters of Iceland's glaciers.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

A sulfuric martian landscape that looks far better than it smells.

Rising from the sea like a stone monster.

Exquisite examples prehistoric bas-relief carvings.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

Limestone grottoes turns everyday objects into stone.