A naturally mummified 2,000-year-old man.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

Pop culture has helped to keep this iconic British building from being destroyed.

An incarceration museum on the spot of possibly the oldest prison in England.

Eighty million natural history specimens call this gargantuan museum home.

Moscow's imposing monument to the Space Age.

Banksy gives themself artistic license with this piece of London street art.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Replica of mosque destroyed by Russia in the 16th century.

A former military outpost of Ivan the Terrible, the 16th-century church contains some of the rarest examples of Eastern Orthodox mural paintings.

Gargantuan home of Russian science.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

Some Moscow residents once claimed the bizarre, contorted mass of metal on top of the building was used to manipulate minds.

The world's first museum dedicated to the work of game-changing naturalist Charles Darwin.

This massive monument honors the first human in space.

One of the world's tallest statues is also one of its most hated.

Former headquarters of the KGB.

World's largest bell sits on the grounds of the Kremlin in Moscow.