If you have a few more days to spare and you don’t mind traveling 18 miles, check out Aguilar de Campoo. This popular place boasts plenty to keep you busy. Monastery of Santa Maria la Real ought to be toward the top of your list here. Monastery of Santa María de Mave and Iglesia de los Santos Justo y Pastor are also not to be missed. Located 30 miles away, Santillana del Mar is another popular destination. If you stop by, make sure you check out Caves of Altamira, Santillana del Mar Zoo and Collegiate Church of Santillana del Mar.