A museum dedicated to the history and exploration of both popular music and science fiction.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

This former coal gasification plant found a curious second life as a popular public park.

This painted blacktop brings the classic arcade game to life.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

A little sculpture with a large wardrobe.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

Eighty million natural history specimens call this gargantuan museum home.

One of downtown Berlin's last reminders of its Communist past.

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

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

A king's bloodstained shirt is among the gruesome collection of artifacts displayed below Stockholm's Royal Palace.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The world's first ice hotel is still one of the most elaborate and beautiful.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

A naturally beautiful, seemingly bottomless deep blue spring.

Hundreds of thousands of concrete bunkers crowd Albania long after the fall of Communism.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.