Pools are glamorous. End of story. All it takes is a Google image search of photographer Slim Aarons' poolside pictures of socialites and celebs looking fabulously fabulous from the '50s and you'll know what we're vibing off. Get set to be inspired for your summer vacay by these ultimate cool-by-a-pool film stills, Instagrams and iconic pics, because let's face it: pool posing is a serious business.