One of the most impressive squares, featuring architectural styles from all periods.The Imperial Cathedral with four spires is perched on top of one of Bamberg's seven hills and forms the heart of the city and the region's most significant edifice. St. Peter's and St. Paul's Cathedral was originally established by Heinrich II, who founded the diocese of Bamberg in 1007. https://en.bamberg.info/poi/cathedral_square-5017/