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

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

Building owners can take out tiles for free at this repository for historic building materials.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

You can cross from one country to another in a single hop on this little bridge.

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

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

Perhaps the most spectacular grotto along the Algarve coastline.

One of the largest Roman settlements in Portugal.

This crumbling Portuguese ruin overlooks the populace it once ruled.

A cluster of granite granaries perched on stilts.

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

The corpse bride of Portugal.

Elaborate tile work in this railway station tells the story of Portugal.

When Azorean green tea meets volcanic hot springs water, a luminous brew is born.

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

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

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

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

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

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

Local lore says the devil built this beautiful medieval bridge to help a fleeing bandit.

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

A small Portuguese cottage formed between boulders in the countryside.