This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

This artificial archipelago was supposed to resemble a map of the world.

This indoor ski resort has a mountain contained inside a mall.

Singapore's landscaping project is home to 18 incredible Supertrees.

Once the private home of China’s most legendary tycoon, getting inside this stunning mansion no longer requires an elite pedigree or acts of daring.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

This massive underground salt mine now holds a sci-fi theme park in its depths.

A Nazi concentration camp and Anne Frank's place of death.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

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

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

A restaurant and observation deck built in a unique broadcasting antenna.

The last bastion of Roman presence north of the Alps looms over a German town.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

The prototype for all Nazi concentration camps.

Come for the flowers, stay for the bats!

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

Taumatawhakatangihangakoauauo tamateaturipukakapikimaungahoronuku pokaiwhenuakitanatahu.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The glacier tucked within a New Zealand rainforest.

This strange geological landscape erupts with sudden bursts of water.

A glacier pocked with ice caves and surrounded by rainforests.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.