As the highest point in the Mid-Atlantic range this stratovolcano offers spectacular views.

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

A neolithic tomb converted into a tiny chapel.

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

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

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

A small but charming botanical garden that contains many exotic plant species.

Iron Age runes and ruins hide in plain sight along this Portuguese beach.

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

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

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

A micronation on an islet along the coast of a Portuguese island.

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

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

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

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

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

Portugal's National Pantheon has a history of curses, collapses and financial problems.

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

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

This crumbling Portuguese ruin overlooks the populace it once ruled.

One of the largest Roman settlements in Portugal.