Madrid Super Saver: Madrid and El Escorial in One Day Tour Plus Avila and Salamanca Day Trip. Take a sightseeing tour of Madrid and El Escorial palace-monastery, and enjoy a day trip to Avila and Salamanca, on this Super Saver combo of two popular private Madrid tours at a discounted price. View the Royal Palace and Plaza Mayor, and drive to El Escorial to explore this 18th-century complex. On the second day, visit the walled city of Avila and medieval university city of Salamanca, famous for its sandstone Plaza Mayor. Both tours include a private guide for personalized attention. Book this Tour and Save 10%! Madrid Super Saver: Madrid and El Escorial in One Day Tour Plus Avila and Salamanca Day Trip.