Heidi Klum Bares Her Backside in Barely-There Bikini

Heidi Klum has wasted no time in soaking up the sun this summer. The German supermodel frequently shares looks at her tropical travels on her social media, often leaving little to the imagination with her beach day outfits. 

On Aug. 9, the Project Runway star took to Instagram to share the latest look at her summer beach days. Wearing a thin brown bikini, Klum wades through crystal-clear waters as her husband Tom Kaulitz films her from behind. "Free," she captioned the post, shouting out...