Historic salt works of Pétrola Monument · Pétrola, Monte Ibérico-Corredor de Almansa, Albacete Image of Pétrola, not of the place itself. The ruins of the old salt works and the abandoned salt pans that line the shores of the lagoon, evidence of the traditional exploitation of salt in the wetland. Photo: Wikipedia / Wikimedia Commons (CC BY-SA) What to see and do in Pétrola