The cultural week of Santa Marta Activity · Cubillas de Santa Marta, Campiña del Pisuerga, Valladolid Image of Cubillas de Santa Marta, not of the place itself. Around 29 July the village unfolds a week of pilgrimage festivals, tastings and cultural events devoted to its titular saint, which adds to the festivities of San Isidro, San Antonio de Padua and San Pedro. Photo: Iñaki Carrascal (CC BY-SA 4.0) What to see and do in Cubillas de Santa Marta