Discover 2 World Heritage Sites by Unesco in one day - Full Day Tour from Madrid A visit to the Monastery of San Lorenzo de El Escorial is the best way to explore the history of Spain and especially the reign of Felipe II. El Escorial, built between 1563 and 1586 to commemorate the victory of the Spanish troops in the battle of San Quintín in 1557, is a multifunctional complex that is also a pantheon, basilica, convent, school, library and palace, declared a World Heritage Site by UNESCO in 1984. Segovia, on the other hand, is a place of romance, a living legacy of the past and an atmospheric medieval world with a heritage that begins with the Romans of 80 BC. The ancient aqueduct, the medieval fairy-tale castle, last Gothic cathedral built in Europe, Romanesque churches, and mystical monasteries reveal Segovia's rich cultural heritage declared World Heritage by UNESCO in 1985. These two unusually secret gems are a must-see that you should visit!