On the second weekend of May, in the towns of Les and Arties, the start of the Hèstes deth huec (Fiestas del Fuego), the Shasclada deth Haro and the Talhada deth Taro, listed as a World Heritage Site by UNESCO, are held.
Shasclada deth Haro
The baishada deth tronc (descent of the trunk) will begin at mid-morning on Saturday the 11th. The men of the village descend from the forest the haro, a tree trunk of fir wood of 10 to 12 meters and they enter it in arms to the square of the locality, precisely baptized with the name of Plaça deth Haro. During the journey, some establishments offer the bearers a drink of sweet wine and pastries typical of Aran.at noon the haro will make his entrance for the Shasclada in the square of Les, where a popular meal will be held. The easels for the shasclada, which consists of peeling and opening the shasclada, with wedges nailed with a stroke of mallo so that it dries well and can be burned during the night of San Juan on 24 June, will be ready there. The party will end with a concert and dance in the square.
Talhada deth taro
On Sunday morning, the 12th, an expedition will leave Urtau de Arties square and go up to Ribera de Valarties. There the Talhada deth taro will take place, which consists of cutting a log and lowering it to the square to prepare it for burning during the night of San Juan. A popular meal will put an end to the festival.