Festivities of Castellfort Activity · Castellfort, Els Ports, Castellón Image of Castellfort, not of the place itself. Castellfort's patronal festival is in honour of Sant Roc and the Mare de Déu de la Font, held at the end of August over nine days with bous al carrer (bulls running through the streets); on 8 September the day of the patron saint is also celebrated. Photo: Millars (CC BY-SA 4.0) What to see and do in Castellfort