Churches and places of worship Pieve S.Pietro in Sylvis The Pieve S. Pietro in Sylvis was built in the 7th century in a wooded area and on a previous site of religious worship in the area. The structure has a rectangular plan with a semicircular apse inside and polygonal outside. The façade has remained intact during the centuries and has a simple bell shape. The building is also composed of two doors, one central and large and one side that is assumed to be reserved for women.