A blind child in Chicago sits on the back of a kneeling elephant from the Ringling Brothers Circus in April 1917. Ringling Bros. will have elephants perform for the final time Sunday, May 1. It had previously said <a href="http://money.cnn.com/2015/03/05/news/ringling-bros-circus-elephants/index.html" target="_blank">that all of its elephants would be retired by 2018, </a>but the retirement came early.