Maisie Williams is baring all! The Game of Thrones actress showed followers how to enjoy a swim the au naturel way on Friday, taking to Instagram to share photos from a skinny dipping adventure! In a series of pics and videos, the 28-year-old wades into the Mediterranean Sea in Italy without a STITCH of clothing on her body! She dives in head first before turning around and flashing an ear-to-ear grin at the camera.