This narrow Ghent alleyway is an officially sanctioned street art tunnel.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A small museum displays some of the artifacts discovered during a subway station renovation.

A towering monument in Spain has proven to be more labor-intensive than initially planned.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

An ancient Egyptian temple in the middle of Madrid, Spain.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

North America's first Indigenous-owned winery is located within Canada's only desert-like ecosystem.

One of the most spectacular canyons in the world.

God's Saharan sandbox of wrath.

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

The oldest known university in the world is in Fez, Morocco.

Traditional 11th-century outdoor tannery.

The courtyard of this small Marinid madrasa is a dazzling example of intricate Islamic architecture.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Founded as a refugee camp, now a popular tourist spot.

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

Morocco’s modern capital was once a haven for Barbary pirates, who went so far as to establish a republic of their own.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.