Muhammad Ali - The Greatest (Greatest Ali Video on YOUTUBE)
How Mike Tyson avenged Muhammad Ali
Muhammad Ali - Amazing Speed
George Foreman vs Muhammad Ali - Oct. 30, 1974 - Entire fight - Rounds 1 - 8 & Interview
Muhammad Ali was an American professional boxer, activist, and philanthropist. He is nicknamed "The Greatest" and is widely regarded as one of the most significant and celebrated sports figures of the 20th century and as one of the greatest boxers of all time.