This abandoned, partly demolished building is now home to beautiful graffiti and murals.

Largest private bird collection in Iceland, formed from a tragic accident.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

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

Super-heavy Nazi architectural experiment.

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

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