People often try to imitate a finished product if it has become popular. When this is done after several years it is considered a revival. Usually the artist or patron has a purpose such as modeling after a powerful culture or religious significance. They may slightly change or mix other styles to make the best of past and present. In Florence Italy there stands a baptistery. It resides west of the Florence Cathedral, which was modeled after the baptistery. The Cathedral began in 1296 by Arnolfo di Cambio. Although the two resemble each other, they are considered to be from two different styles. The Baptistery of S. Giovanni is categorized