An empty bookshelf commemorates the books which were lost during the infamous event

A poignant memorial that traces two hundred years of German history.

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

Check the time in 145 countries at once with this East German relic.

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

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

One of the world's heaviest musical instruments towers within a popular urban park.

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

Berlin's old airport.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

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

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

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

One man's remarkable private collection of art from around the world.

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

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.