Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Giant topiary dog once played a role in a terrorist bomb plot.

A historic Christian shrine nestled within a spectacular natural cave.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

An ancient tomb that still stands in Portugal.

At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

One man's remarkable private collection of art from around the world.

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

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

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

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

This star-shaped military outpost is now simply trying to protect itself from neglect.

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

Dead weights honor the dead of Portugal's fishing industry.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

The "Little Ones," show Portugal in full miniature splendor.

A majestic hotel for dreamers rises from the center of a fairytale wood.

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

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

A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."