Nearly a decade after appearing in the SI Swimsuit Issue, Petra Nemcova is still making heads turn as the model for Australia's Wild Orchid lingerie. The Czech model, who appeared in six issues (2002-07) turns 34 today. judging by the photos from the shoot, however, she looks like she's still ready for a seventh SI appearance. Nemcova has modeled all over the world, appeared on Dancing With the Stars and started a charity to help victims of the 2004 Tsunami in Thailand, which nearly took her life. As Petra celebrates her big day, we look back at her best swimsuit photos.