La Cuevona de Avín (Avín, Asturias, North Spain): A new Late Pleistocene site in the lower valley of the River Güeña

•Integral research about archaeological remains dated during the final Pleistocene.•Final Magdalenian and Azilian occupations in a valley near the Picos de Europa.•Subsistence strategies based fundamentally on hunting (above all, on red deer)•Raw materials to make lithic tools with local and distant origin.