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

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

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

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

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

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

Devastated landscape used for hundreds of years by the Romans as their primary mining site.

A historic Christian shrine nestled within a spectacular natural cave.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

This enormous censer uses a pulley system installed over 400 years ago.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

Giant granite sculptures representing family on the northern coast of Spain.

The oldest Roman lighthouse still in use.

This panoramic lift provides a futuristic ride up San Pedro Mountain.

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

"Satisfying" is a good way to describe these beautifully aligned rows of Spanish mills.