Les Main Festival Activity · Les, Val d'Aran, Lleida Image of Les, not of the place itself. The Festa Major of Les begins on the night of 23 June, the feast of Sant Joan, with the Crema deth Haro: the beech-wood trunk is blessed and lit in the Plaça deth Haro amid dances by Es Corbilhuèrs de Les and the burning of halhas made of cherry bark. Photo: Chatsam (CC BY-SA 3.0) What to see and do in Les