Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

A collection of noses tucked inside an art museum reveals how times have changed.

An "evil painter" included pointed symbols in this artwork to poke fun at members of the Danish Parliament.

Copenhagen's celebrated theme park and gardens.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

Site of the first radio and telephone broadcasting companies in Copenhagen.

Hotel designed by indie graphics artists.

The only surviving piece of Copenhagen's 16th-century defensive wall.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

These fantastically named natural pools look like something out of a Scottish myth.

Some of the world's only freshwater seals live in one very special lake in Russia.

Former prison camp dedicated to the victims of political repression.

This restored 17th century synagogue is one of the few remaining structures in Morocco’s ruined Jewish quarters.

The designated Jewish quarter in Fez dates back to the 15th century.

This 16th-century Moroccan fortress-turned-armory museum offers prime views of the historic quarter in Fes.

The other side is actually green.

Mosaics, storks, and brothels—this ancient city has it all.

A hidden three-foot-wide house separates these two regal churches.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A musical instrument played by the sea.

A railway bridge leading nowhere stands lonely in the middle of a meadow.