The history of drinking is told through 1,800 cups, chalices, and glasses at this exhibit.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

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

The crumbling ruins of an abandoned 12th-century monastery.

This tower once served as a radar station during the Cold War.

This museum is home to one of the biggest collections of printing press technology—plus a river view.

This historic streetcar system has been running since the 19th-century.

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

An icon of the city, this chapel features an amazing dome ceiling and offers panoramic views.

These narrow stone granaries have been used to store and dry out grain for hundreds of years.

This chapel is the site of a yearly pilgrimage that originated during the Middle Ages.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

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

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

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

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

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

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

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

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

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

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