Introduction to the Royal Chapel of St. Peter: Historically, the sentenced nobles were secretly beheaded and executed in the Green Tower, and then buried in the Royal Chapel of St. Peter (Chapel of St. Peter) built in 1519 next to the Green Tower. Including three queens, the queen who created a prosperous history in England. Queen Anne, the biological mother of Elizabeth I, who was praised by the British as the best king, was also beheaded here. Some nobles who were executed outside the tower were also buried in this chapel.