"We Seceded Where Others Failed."

A monument celebrating the idea of reaching inaccessible places.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Steadily reminding Czechia of its past.

Looming communist pillar with a Czech twist.

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

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

An enormous and lavish Gothic church in Czechia.

Macabre astrological automaton clock dating to the late 1400s.

A church of bones, decorated with 40,000 human skeletons.

The lost American era of gunfighters, bandits, Indians and steam trains is recreated in Sweden.

Swedish skyscraper with a 90° twist.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

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

The world's biggest floating museum in Gothenburg, Sweden.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.

A Gothic-inspired fish market is Gothenburg's best place to find loaves and fishes.