A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...

An eccentric park and pool.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

An avant garde art museum at the University of Chicago.

A display of magnificent stained glass windows is the first exhibit of its kind.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

A hollow cement depiction of time's inexorable effect on the human body.

Tiny memorials honor individual victims of the Holocaust.

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

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

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

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

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

A fascinating insight into daily life in the Eastern Bloc.

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

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

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

The most visited, and possibly most controversial, museum in Germany.

An eerie, derelict amusement park in Berlin.

A monument to the "father of modern warfare" Gustav II Adolf.

One of the most iconic neon ads of former East Germany.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."