The region stretches along the banks of the Miño and Sil rivers, in the south of the province of Lugo and the northern part of Ourense. It is divided into five subzones: Amandi (Lugo), Chantada (Lugo), Quiroga-Bibei (Lugo-Ourense), Ribeiras do Miño (Lugo), Ribeiras do Sil (Ourense).