A gothic church spire sits atop this skyscraper, the tallest church in the world.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

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

A monument to the man who almost killed Hitler.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

Metro station with a claim to rock n' roll fame.

One of downtown Berlin's last reminders of its Communist past.

Where once there was a train station bathroom, there is now this German burger joint.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A fascinating insight into daily life in the Eastern Bloc.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

The secret medieval communication system will whisk your words above the noise of the crowd.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

A display of works by one of the world masters sacred art, an 18th-century Brazilian sculptor nicknamed "the little cripple."

After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

These former theme park figures have a new lease on life outside a water plant-turned-restaurant.

A tiny, unassuming park in Tampa that belongs to the Republic of Cuba.

An icon among Florida's pre-Disney tourist attractions.