“The athletic spirit is a powerful thing,” says their website. And true enough, Athletes for Hope, the non-profit organization, founded by twelve of the world's best and most popular athletes in their respective fields, has shown this indomitable spirit since its conception in 2007.

Andre Agassi, Muhammad Ali, Lance Armstrong, Warrick Dunn, Jeff Gordon, Mia Hamm, Tony Hawk, Andrea Jaeger, Jackie Joyner-Kersee, Mario Lemieux, Alonzo Mourning and Cal Ripken, Jr. have put together a ch...