Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

This giant sculpture made of trash is a critique of society's wastefulness.

Ancient catacombs form the foundation for this Rococo orgy of a church.

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

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

The stunning interior of this Gothic church is covered in ornate gold details.

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

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

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

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

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

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

One of the most spectacular canyons in the world.

Amsterdam's Red Light District leaves little to the imagination.

The largest airborne operation in history was launched to capture this bridge.

The cutest way to stay safe in traffic.

This large open-air museum showcases the ordinary lives of the people of the Netherlands and pre-industrial crafts and practices.