A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Moorish signal station on a stratgic rocky outcrop.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

A Spanish town built into the cliffs.

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A fortress off the West coast of Portugal that dates back to 1502.

Nestled in the mountains of Portugal is a tiny village made almost entirely of schist.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

This castle has links to Portugal’s founding and struggles for independence.

A lush oasis full of vibrant plants and striking geometric displays.

Rainwater transformed this old quarry into a peaceful pond you won't find in most tourist books.

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

A garden in Lisbon filled with giant porcelain creatures.

A unique seaside cave where Aleister Crowley faked his own death.

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

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

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

This small chapel is built of human bones and decorated with a golden skeleton.

Houses are tucked between, on, and underneath giant boulders.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.