Roughly 17 million letters to Santa have found their way to this Arctic Circle post office.

If you visit Santa's village, you can get your passport stamped to show you crossed into the Arctic Circle.

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

Two stone columns flank the grand Venice square, but there were supposed to be three.

You've probably seen these distinctive orange-tiled columns on the big screen.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

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

It's always summer at the beach inside this former airship hangar.

The yawning maw of this pagan visage is said to bite off the hands of liars.

An apparition of Virgin Mary in Herzegovina.

Bridge that died in war and was resurected.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

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

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

This strange statue features a bust of the famous composer plopped atop a woman's body.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Macabre astrological automaton clock dating to the late 1400s.