Gothic church of Sant Lluc Monument · Ulldecona, Montsià, Tarragona Gothic church begun in 1373 that presides over the old centre, at the foot of the hill crowned by the fortress. Beside it, the municipality preserves modernist architecture by Cèsar Martinell, a disciple of Gaudí, within a town centre of medieval origin. 1373 Photo: Pere López (CC BY-SA 3.0) What to see and do in Ulldecona