The Shrine of Our Lady of Fatima is one of most famous Marian shrines in the world. Some 4 million people visit each year, drawn by visions of the Virgin Mary reported by shepherd children in 1917.

King Joao I founded this Dominican monastery after winning a major battle. The splendid edifice was constructed over two centuries in the Gothic and Manueline styles.

A World Heritage Site, this fortified monastery offers some fascinating Templar history and the astounding stone carvings characteristic of Manueline architecture.

This attractive 15th-century church is worth a quick look for its fine Manueline architecture.

Discovered in the 1990s, this is one of the most important collections of prehistoric rock art in the world. It has been designated a World Heritage Site.

Now the Royal Pantheon for the Portuguese monarchy, this church was originally part of a 12th-century convent. The current building dates from 1582-1627.

This 15th-century church overlooking a Roman temple has a number of interesting features, including 18th-century tiles and an Arabian cistern. The convent is has been transformed into a hotel.

Part of a Franciscan church, the remarkable Chapel of Bones was lined with human bones and skulls in the 16th century as a reminder of immortality.