Aller is a municipality in the Autonomous Community of the Principality of Asturias, Spain. It is bordered on the north by Mieres, on the south by the province of León, on the east by Laviana, Caso, and Sobrescobio, and on the west by Lena.
Wikipedia https://en.wikipedia.org/wiki/Aller,_Asturias
Coordinates 43°6'31.762" N -5°35'44.147" E
