sentences:  In 1467, the waterworks and sewage systems were completed, with large cisterns filled with drinking water built in the main market square.In the 16th century, during the period known as the Polish Golden Age, Tarnów had a school, a synagogue, a Calvinist prayer house, Roman Catholic churches, and up to twelve guilds.After the death of Jan Tarnowski (16 May 1561), Italian sculptor Jan Maria Padovano began creating one of the most beautiful examples of Renaissance headstones in the Polish-Lithuanian Commonwealth.