This Viking-inspired miniature golf course features a pirate ship and views of Icelandic landscapes.

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

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

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

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Macabre astrological automaton clock dating to the late 1400s.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

A church of bones, decorated with 40,000 human skeletons.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

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

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

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

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

Berlin's old airport.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

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