The Cea through Mondreganes Nature · Cebanico, Tierras de León, León Image of Cebanico, not of the place itself. The river, which the old sources called Cantabria, cuts through this village of the municipality following a narrow valley that links to the north with Valle de las Casas and to the south with the Tierra de Almanza. Photo: Uviein (CC BY-SA 4.0) What to see and do in Cebanico