A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

Berlin's old airport.

Cold war icon and onetime "hole" in the iron curtain.

Reminders of the Battle of Berlin still scar the railway.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A restaurant and observation deck built in a unique broadcasting antenna.

Immortalized by artists, this church incorporates a medieval lighthouse into its shoreside structure.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

A French library that makes sure its love of books is writ large... giant in fact.

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

This winding road through an Italian canyon may be the most scenic drive in the world.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

This historic floating crane became an unlikely symbol of the port of Trieste.