Berlin's old airport.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

A 12th-century fortress containing some of Berlin's oldest buildings.

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

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

A fascinating insight into daily life in the Eastern Bloc.

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 oldest remaining theatre in New South Wales.

The tallest mountain in mainland Australia.

This giant, granite purse is one of Melbourne's most unique and distinctive pieces of public art.

A rare specimen of an iconic extinct animal in downtown Sydney.

Roadside display for a popular fruit and vegetable stand.

Three-story concrete ram with a permanent gift shop.

A monument to the 4,114 Irish orphan girls who arrived in Australia between 1848 and 1850.

One of the first big sculptures anywhere in Australia.

The first tourist attraction to offer tours for interstellar tourists.

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.

Dedicated to an "Unknown Man," this grave holds either the remains of a lovelorn suicide or a Cold War spy.

One of the oldest theaters in Australia, it's also said to be haunted by a performer who died on stage.

A giant Australian fruit and tropical farm.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

This historic observatory contains the world's oldest refracting lens telescope.