The fair of San Martino Activity · Mombuey, La Carballeda, Zamora Image of Mombuey, not of the place itself. The November fair, of medieval root, still brings together every year the villages of the Carballeda in Mombuey and functions as the livestock and commercial occasion of the comarca before the coming of winter. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Mombuey