Border castle of Torregrossa Monument · Torregrossa, Pla d'Urgell, Lleida Image of Torregrossa, not of the place itself. The castle of Torregrossa is documented in 1172 as a bastion between the territories of Lleida and Siurana. In the sixteenth century the Montsuar-Avinyó rebuilt it with Renaissance elements; today only remains of the enclosure are left. 1172 Photo: jordi domènech (CC BY-SA 3.0) What to see and do in Torregrossa