Festivities of invierno de Sabiñánigo Activity · Sabiñánigo, Alto Gállego, Huesca Image of Sabiñánigo, not of the place itself. Sabiñánigo celebrates the Hogueras de San Sebastián on the Saturday nearest 19 January, its winter festival, as well as the Romería de Santa Orosia in June and the patronal festival of Santiago in July. Photo: José Antonio Gil Martínez from Vigo, Spain (CC BY 2.0) What to see and do in Sabiñánigo