Argüelles manor house of Carrocera Monument · San Martín del Rey Aurelio, Nalón, Asturias An 18th-century ensemble in the Carrocera quarter consisting of the manor house, a small chapel and its panera, one of the best preserved examples of a noble farmstead in the middle Nalón valley. Photo: Yandrak (CC0) What to see and do in San Martín del Rey Aurelio