Crafted from ocean litter, this sculpture highlights the ills of overconsumption.

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

These small, triangular, colorful houses are a staple of Madeira Island.

Pagan monument converted to Christianity with the population.

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.

A neolithic tomb converted into a tiny chapel.

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

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

Europe's oldest still-operational tea farm also boasts a spectacular view.

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

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

Dead weights honor the dead of Portugal's fishing industry.

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

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

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

Perhaps the most spectacular grotto along the Algarve coastline.

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

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

Picturesque intersection of witchcraft and ancient Christianity.

A garden in Lisbon filled with giant porcelain creatures.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

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

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

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