The name change to Campos del Río Historical milestone · Campos del Río, Río Mula, Murcia Image of Campos del Río, not of the place itself. The reform of Spanish municipal nomenclature of 1916 made it necessary to distinguish the numerous repeated place names, and the municipality came to be called Campos del Río, in reference to the watercourse that crosses its territory. 1916 Photo: Galopax (CC BY-SA 4.0) What to see and do in Campos del Río