ANDREAS RAELERT

With a 2nd place at the 2010 Ironman World Championships in Kona, Hawaii, this German is one to keep an eye on - for more reasons than one.

Photo by Getty Images May 6, 2011

Ironman's Fittest

Ironman attracts an extraordinary amount of talent - in both ability and looks. Check out some pro athletes taking on the 3.8km swim/180km cycle/42km run challenge in 2011.