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

Reminders of the Battle of Berlin still scar the railway.

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

Started as a kitchen garden, now the second largest botanical garden in the world.

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

This monumental work of art symbolizes the coming together of a previously divided city.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Tiny memorials honor individual victims of the Holocaust.

Berlin's old airport.

A fascinating insight into daily life in the Eastern Bloc.

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

This hidden green space is the city's second largest conservatory.

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

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

A marine aquarium with an astounding variety of fish hides in the basement beneath the famous Palm House.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

This striking statue brings a scene from the African savannah into central London.

The medieval woodcut-style artwork chronicles life in medieval London.

A mysterious shape catches the eye in this 16th-century painting.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

A unique tribute to the millions of animals who served and died for the British military.

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.