Rías Altas (also called "Upper Rias") is the northernmost of three sections of A Costa do Marisco (the Seafood Coast) in Galicia, Spain. It extends from the port of Ribadeo to Santa Cruz.
The Upper Rias refers to the coast of the northern part of A Coruña Province and the entire coastline of the Lugo Province.
Note: For those who want to read further about the, non-military ports of, "Ferrol-San Cibrao Port Authority" which covers about 95% of the Coast of the Upper Rias, including all its ports and lighthouses from San Cibrao to Ferrol, it is advisable to visit the external official link which follows: (English)