The donation charter of Henry II Historical milestone · Cobeña, Cuenca del Medio Jarama, Madrid Image of Cobeña, not of the place itself. The first Trastámara donated in 1369 the places of Alcobendas, Barajas and Cobeña to Pedro González de Mendoza. It is the oldest surviving document on the village, which then was not yet a town but a mere seigneurial place. 1369 Photo: Cruccone (CC BY 3.0) What to see and do in Cobeña