Europe's largest collection of matchbox designs is a fascinating exploration of the cultural history of the world.

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

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

A neolithic tomb converted into a tiny chapel.

Pagan monument converted to Christianity with the population.

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

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

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

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

One of the largest Roman settlements in Portugal.

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

The world's oldest bookshop still in operation.

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

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

Picturesque intersection of witchcraft and ancient Christianity.

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

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

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

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

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

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

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