1854 cholera epidemic Historical milestone · Solsona, Solsonès, Lleida Image of Solsona, not of the place itself. The cholera epidemic that swept through Catalonia in 1854 struck Solsona hard, a walled city of narrow streets. The mortality was added to the instability of the Carlist wars and halted urban growth for decades. 1854 Photo: Isidre blanc (CC BY-SA 4.0) What to see and do in Solsona