April 17 to 25. The religious ceremonies of the Holy Week in Sitges begin the morning of Holy Thursday with the Mass and prayers, and at eleven in the morning with the exposure of the steps in the Parish Church. The holy Friday will start with the Via Crucis which will start at eight o'clock in the morning at the Chapel of St. Sebastian. At ten in the evening and from the San Bartolome Parish and Santa Tecla, the procession will start. .