El Milà Main Festival Activity · el Milà, Alt Camp, Tarragona Image of el Milà, not of the place itself. The fiesta mayor of el Milà is celebrated on the weekend closest to 15 May, the feast day of San Isidro; the town also has a festivity for Santa Úrsula, patron saint of the church, on the third Sunday of October. Photo: Viquipèdia (Public domain) What to see and do in el Milà