The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

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

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

A slice of central Asia in the middle of Berlin.

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

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

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

Model Trains and Much More in Hamburg.

Wax models of disease and deformity are on display at this German medical museum.

Hamburgers are intensely proud of their tunnel beneath the river.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

A fascinating insight into daily life in the Eastern Bloc.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

King of the Saxons on top, Roman goddess of wisdom on the bottom.

High-end antique collection housed in a centuries-old church.

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

The fences outside some of South London's estates are made from recycled World War II stretchers.

An architectural oddity hides in plain sight on this iconic London bridge.

England's most famous front door has an accidental doppelganger.