The concord agreement of Gavilanes Historical milestone · Gavilanes, Arenas de San Pedro, Ávila Image of Gavilanes, not of the place itself. The agreement signed that year granted the place its own jurisdiction and enlarged its district, after three centuries within the lordship of Mombeltrán, which in 1393 passed to the constable of Castile and later to the dukes of Alburquerque. 1703 Photo: Asqueladd (CC BY-SA 3.0) What to see and do in Gavilanes