The donation of La Zarza Historical milestone · La Zarza, Campo de Peñafiel, Valladolid Image of La Zarza, not of the place itself. During the reign of Juan II of Castile (1406-1454) the Master of the Order of Santiago granted properties in La Zarza to Martín Alfonso de León; the king's own chronicle would mention the place again when recounting how the King of Navarre occupied it with seventeen hundred horsemen. 14 de febrero de 1259 Photo: Nicolás Pérez (CC BY-SA 4.0) What to see and do in La Zarza