L'Estany Main Festival Activity · l'Estany, Moianès, Barcelona The Festa Major de l'Estany is the main festival of this town in the comarca of Moianès (Barcelona), located next to the monastery of Santa Maria de l'Estany. It was traditionally celebrated on 8 September. Photo: EstudiFGH (CC BY-SA 3.0 es) What to see and do in l'Estany