Patron Saint Festivities of Eslida Activity · Eslida, La Plana Baixa, Castellón Image of Eslida, not of the place itself. Patronal festivities of Eslida (Castellón), in the comarca of Plana Baixa, celebrated in honor of the Santísimo Cristo del Calvario during the last week of August. Coinciding with these dates, the village also hosts the Mostra de Artesanía y Agroecología de la Serra d'Espadà, dedicated to the traditional products and varieties of the area. última semana de agosto Photo: Albert Villanova del Moral (CC BY-SA 3.0) What to see and do in Eslida