Mobile dune of Corrubedo Nature · Ribeira, Barbanza, A Coruña Image of Ribeira, not of the place itself. A living ridge of sand close to a kilometre long, 250 metres wide and some fifteen metres high, which the wind pushes inland; it is the largest mobile dune on the Galician coast. Photo: Miguel Branco (CC BY-SA 4.0) What to see and do in Ribeira