This curious sculpture represents the perseverance needed to take to the skies.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

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

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

This stone tower was built to protect Crete from incoming pirates.

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

Eat the ultimate iteration of Portugal's most beloved pastry.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

Be(w)ar(e) the moat around this historic Czech castle.

Retirement home for giant obsolete machines.

The metal-free wooden towers of Brück.

An old department store turned Nazi prison turned artist commune.

An abandoned swimming pool decays on the outskirts of Berlin.

An astonishingly accurate water clock that doubles as an hourly spectacle in this Berlin shopping area.

After local authorities changed the design, the building's architect, Le Corbusier, wanted nothing to do with it.

A prime example of socialist modernist architecture, wrapped in a enormous fresco about the media.

The world's first motorway was used as a racetrack until the late 1990s.

In the summer of 1957, a massive architectural exhibition showed off the future of urban living in this German neighborhood.

A haunting contrast of trains that both saved and took the lives of Jewish children in Nazi Germany.