The grant to the bishop of Sigüenza Historical milestone · Seseña, La Sagra, Toledo Image of Seseña, not of the place itself. In the twelfth century Alfonso VIII granted the bishop of Sigüenza lands lying between the Jarama and the Tajo, in the present municipal district of Seseña. Dependence on a distant mitre shaped the organisation of the place throughout the Middle Ages. siglo XII Photo: Seseña es Más (CC BY-SA 2.0) What to see and do in Seseña