Heidi Klum remains one of the world’s most sought-after supermodels and her latest bikini campaign proves just why. Fresh from turning heads at the 2026 Cannes Film Festival, the 52-year-old swapped haute couture for swimwear as she unveiled a stunning new campaign for Calzedonia, showcasing her incredible physique in a series of sun-drenched beach photographs and video clips. Sharing the campaign with her 12 million Instagram followers on May 31, Heidi looked every inch the supermodel as she posed against a backdrop of golden sand and rolling ocean waves. The America’s Got Talent judge exuded confidence in an iridescent bronze string bikini that shimmered in the sunlight thanks to its subtle metallic finish.  In accompanying video footage, Heidi could be seen strolling barefoot along the shoreline, twirling in the sand and reclining on a weathered beach log as she modelled the barely-there design from every angle. © Morelli Brothers/Calzedonia/MegaThe supermodel sizzles barely there bikini With her honey-blonde hair styled in effortless beach waves and soft face-framing layers, the German-born beauty looked radiant as she embraced the campaign’s …