Gargantuan home of Russian science.

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

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

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

Thirteen sculptures in central Moscow graphically depicting vices of the modern world.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

Moscow's imposing monument to the Space Age.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Museum dedicated to the terror regimes of Hungary.

Once the home of a hermetic monk, this cave now houses a small church.