When a 17-year-old Sharapova burst onto the scene in 2004 by winning Wimbledon, she was an immediate hit. Sure, her 6-foot-2 frame and model-like looks don't hurt, but with a power game that is every bit as strong as the Williams sisters' and a first serve that, when she lands it, is arguably the best in the women's game, Sharapova has proven that she's more than just a pretty face.