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

This hidden art nouveau gem was designed by an architect in search of a national style.

Reminders of the Battle of Berlin still scar the railway.

A replica of the Liberty Bell rang daily from West Berlin's City Hall throughout the Cold War.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A 1970s resort city now stands abandoned, caught in the middle of a divided island.

The enormous isokinetic structure hangs within a science center in Estonia.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

A crumbling bakery where forced laborers from the nearby concentration camp toiled to feed their fellow prisoners and Nazi soldiers.

The patron saint of spinsters grasps a container of dried blood.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

This classic restaurant features a gorgeous mirror-clad room.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A quaint Russian village in the middle of a German metropolis.

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

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

An ancient necropolis of magnificent tombs.

The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.