16 Times Christie Brinkley Defied the Laws of Aging in a Swimsuit

Christie Brinkley's still got it! As a former Sports Illustrated cover model, the 63-year-old knows a thing or two about working a bikini. Whether she's on vacation or on the set of a photo shoot, the mother of two never misses the opportunity to show off her insane figure, further proving that age is just a number. Keep reading to see Christie defy the laws of aging.