This futuristic German television spire is actually the world's largest digital clock.

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

Third time's a charm, or in this case, two testicles are.

Eat the ultimate iteration of Portugal's most beloved pastry.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Perhaps the most spectacular grotto along the Algarve coastline.

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

Exploring the wilder, more passionate sibling of Erg Chebbi feels like discovering a secret sun-kissed planet from another galaxy.

God's Saharan sandbox of wrath.

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

The city walls of Salé lead to the ruins of this seaside "bastion of tears."

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.

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

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

Sleep in a glass pod dangling off a cliff.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

It took 82 years and four different plaques to finally get the story right.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

After a terrible drought, townspeople used wine to build this church.

A puppy slum that protects canines from the cruelties of the human slums.

This attraction is devoted to the wonders of steam power and features a replica of one of its most public disasters.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.