Hermitage of Gelsa Monument · Gelsa, Ribera Baja del Ebro, Zaragoza Hermitage of Nuestra Señora del Buen Suceso, patron saint of Gelsa: built of brick and rammed earth, with a semicircular apse and an entrance porch of three round arches. Raised in the 18th century, it was burned in 1936 and later rebuilt with donations from the residents. Photo: Zagri (CC BY-SA 4.0) What to see and do in Gelsa