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

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

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.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Museum deep in the catacombs of St. Michael the Archangel Church is explored by touch, sound, and smell.

A memorial to the murdered Jews of Kaunas.

A narrow strip of land is home to the tallest migrating dunes in Europe.

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

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

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

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

A fortress off the West coast of Portugal that dates back to 1502.

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

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.

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

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

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

Ancient catacombs form the foundation for this Rococo orgy of a church.

At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

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

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