A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

A former factory serves as a shrine to the industry that sustained Santorini for decades.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

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

Every spring, locals see the shadowy figures of a ghost army of slain Greek soldiers descend upon this ruined fort.

1,500 Commonwealth servicemen of World War II are buried or commemorated in this cemetery.

The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

One of the oldest lighthouses in the world has been in continuous use since it was first built in 1531.

An iconic Soviet statue of working-class people.

The secret cells in the basement of the KGB's Estonian "Grey House" have been preserved as a grim Cold War museum.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

Caves famous for the dragon-slaying saint who lived there.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

This colossal couch is an unlikely monument to Europe's first female Doctor of Law.

On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

An eerie gravel road full of shards of red bricks leads to the ruins of a deserted factory.

This cliff-face port is considered a masterpiece of mining engineering.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

Ancient cave tombs known as the "houses of fairies."