The longest non-mortared wall in the country is one man's tribute to his displaced Yuchi ancestor's five-year journey to her homeland.

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

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

The corpse bride of Portugal.

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

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

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