Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

The oldest continuously occupied public building in the United States.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Traditional 11th-century outdoor tannery.

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

The other side is actually green.

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

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

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

God's Saharan sandbox of wrath.

One of the most spectacular canyons in the world.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

A fortified city, home to a remaining population of five families

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

The former home of Dutch anthropologist Bert Flint now houses a collection of Berber art and artifacts.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

Site of the greatest known waterfall that ever existed.

An extraordinary mixture of natural beauty and man-made phenomena.

The wooden airship was the largest flying boat ever built.

A Roman-style column in Oregon hides a spiral staircase inside.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

A massive sea stack famous for its appearance in The Goonies.

100-year-old shipwreck you can walk up to at low tide.