One of the monuments of Pilica is a church and a monastery of the Observant Franciscan Friars in Pilica Biskupice. The monastery was founded by the widow of Prince Konstanty Sobieski - Maria Sobieska nee Wessel, owner of Pilica, at the end of the first half of the eighteenth century. She also donated a sixteenthcentury copy of the icon of Our Lady of the Snows to the Order. The image, which can be found in the monastery church, much venerated.