Olympic Superstar Michael Phelps Won Medals in the Water. Now He's Fighting to Save It. (Video)

Rio 2016: 21 Olympic​ gold medals for Michael Phelps!

Michael Phelps In Numbers - 21 Olympic Gold Medals!

Michael Phelps: The Unexampled Journey of 28 Olympic Medals

Michael Phelps winner of the Olympic swimming event / Michael Phelps ganador de la prueba olímpica de natación.

Michael Phelps Medals Memories & More

Michael Phelps wins 200M butterfly, captures 25th Olympic medal Rio Olympics 2016

Rio 2016 - Swimming legend Michael Phelps adds another gold to his massive medal collection

Michael Phelps bagged the 21st gold medal of his incredible Olympic career on Tuesday

Michael Phelps ends Olympic career with 23rd gold medal

Michael Phelps wins 21st Olympic gold medal at Rio 2016| Oneindia News

Rio 2016: Michael Phelps wins 200m butterfly and 20th Olympic gold medal

Rio Olympics: Michael Phelps wins his 19th gold medal!

Michael Phelps gets 19th gold medal, US wins freestyle relay in Rio Olympics 2016| Oneindia News

Rio Olympics: Michael Phelps takes his 19th gold medal

MICHAEL PHELPS WINS GOLD MEDAL MEN'S 200M BUTTERFLY RIO OLYMPICS 2016 MY THOUGHTS REVIEW

Michael Phelps, iuuwi ang ika-19 na gold medal sa Olympics

Michael Phelps Biography | Olympic Swimming | Motivational & Inspirational Video | Never give up

Michael Phelps USA Swimming Olympic Trials 2016 Men's 100m Fly Finals.

Michael Phelps isn't a fan of new Olympic swimming events: 'There's too much going on'