Church of la Natividad de Nuestra Señora (San Martín de la Vega)  The Church of la Natividad de Nuestra Señora (Spanish: "Iglesia de la Natividad de Nuestra Señora") is a church located in San Martín de la Vega, Spain. It was declared "Bien de Interés Cultural" in 1996. Built in the 16th-18th centuries in Herrerian style, it has a rectangular plan, with a single nave, chapels and a sacristy.