refers to the cultural association and folk group Fillos de Ulla (Sons of Ulla). Based in the Ulla River region (bordering the provinces of Pontevedra and A Coruña), they are one of the most active preservers of Galician rural traditions.
: Led by a reluctant living mortal, these white-hooded spirits carry candles and a stone cross, moving silently through rural paths and forests. fu10 galician night crawling