Festivities of invierno de Les Activity · Les, Val d'Aran, Lleida Image of Les, not of the place itself. In Les, Christmas Eve revolves around the Soca de Nadau: the largest beech log from the forest, which can weigh up to two tonnes, is set up in the square and solemnly lit that night, with mulled wine shared by the whole village. Photo: Pere López Brosa (CC BY-SA 4.0) What to see and do in Les