The oldest municipality in Spain Curiosity · Brañosera, Montaña Palentina, Palencia The settlement charter of the year 824 formally constituted the first documented local administrative organisation on the peninsula, from which the present municipalities derive; for this reason Brañosera claims to be the country's first municipal council. Photo: Uviein (CC BY-SA 4.0) What to see and do in Brañosera