Thylane Blondeau, also known as "the most beautiful girl in the world", wowed on the runway in a black two-piece that showed off her model figure. The French beauty shared an intimate behind-the-scenes look at the fashion show for her 5.3 million Instagram followers to see.
Read on to learn about the activities that help her stay in shape, as well as the photographs that prove they work—and don't forget to check out the 30 Top Celebrity Swimsuit Moments to become beach-ready too!