Festivities of Betxí Activity · Betxí, La Plana Baixa, Castellón Image of Betxí, not of the place itself. Betxí celebrates San Antonio Abad from 13 to 22 January, with a procession of animals, a bonfire and a pilgrimage to the hermitage, and the Cristo de la Piedad on the third Sunday of September; in mid-August it also holds the quintos' week. Photo: Joanbanjo (CC BY-SA 3.0) What to see and do in Betxí