Valley of la Louriña Nature · Tui, Baixo Miño, Pontevedra A depression that opens to the north of Tui between the monte Aloia and the sierra of the Galiñeiro, crossed by the río Louro; it is the natural corridor that connects the episcopal city with the ría of Vigo. Photo: Bene Riobó (CC BY-SA 4.0) What to see and do in Tui