Joan Benoit Samuelson, 59

Maine’s best-known athlete, Joan Benoit Samuelson has logged over 150,000 running miles in her lifetime, according to the Wall Street Journal. She broke world records in her first attempt at the Boston marathon, won gold at the inaugural Olympic women’s marathon in 1984, and was inducted into the Maine Women’s Hall of Fame. Her Olympic days may be over, but fighting fit Benoit Samuelson is still breaking records for 50-plus women's marathons. She also works as a consultant to Nike, runs running and health clinics across the U.S., and has written two books about her life and sport. In 2004, she told Sports Illustrated, "I keep my gold medal in a drawer with window cranks and batteries and Christmas ornaments."