Mountain range of Vizcuerno Nature · Maella, Bajo Aragón-Caspe, Zaragoza Image of Maella, not of the place itself. The Sierra de Vizcuerno extends south of Maella, on the border of the Bajo Aragón-Caspe with Catalonia. According to the article on the neighbouring municipality of Caspe, its territory contains the highest point of that municipal term, the Vizcuerno peak, at 432 metres, the highest elevation in that part of the comarca. Photo: Kroaton (CC BY-SA 3.0) What to see and do in Maella