An ancient tomb that still stands in Portugal.

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

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

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

A neolithic tomb converted into a tiny chapel.

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

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

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

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

An honorary saint of the people, Maria Adelaide became an incorrupt corpse, the clothes intact, exhaling “a strong scent of roses.”

Perhaps the most spectacular grotto along the Algarve coastline.

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

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

The best place in the world to buy tinned fish.

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

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

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

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."

An exquisite collection of fairytale conveyances that puts most car museums to shame.

One of the largest Roman settlements in Portugal.

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

One of the smallest bookstores on the planet.

This crumbling Portuguese ruin overlooks the populace it once ruled.