* El Escorial, Madrid: El Escorial is a vast monastic complex that was built in the 16th century. It is home to the tombs of many Spanish kings and queens, as well as a basilica, a library, and a palace.
* Seville Cathedral, Seville: Seville Cathedral is the largest Gothic cathedral in the world. It is home to the tomb of Christopher Columbus, as well as many other important religious and historical figures.
* Toledo Cathedral, Toledo: Toledo Cathedral is a magnificent example of Gothic architecture. It is home to many important works of art, including paintings by El Greco and Titian.
* Montserrat, Catalonia: Montserrat is a mountaintop monastery that is home to a statue of the Virgin Mary that is said to have been carved by angels. The monastery is also a popular pilgrimage destination for Catholics from all over the world.