Conquest of Guissona by Ermengol IV Historical milestone · Guissona, Segarra, Lleida Image of Guissona, not of the place itself. After centuries of unstable frontier, Count Ermengol IV of Urgell recovered Guissona in 1072 and promoted the construction of the Romanesque church of Santa Maria. The villa came under the seigneury of the bishop of Urgell. 1072 Photo: Francesc Ojeda (CC BY 2.5) What to see and do in Guissona