Heidi Klum, 50, shows off her figure in a skimpy white two-piece in Sardinia

Heidi Klum shows off her toned abs in a Mona Lisa print dress as she enjoys a sunny day on a boat

Heidi Klum, 50, proves age is just a number as she looks like a knockout in a string bikini

Heidi Klum flaunts her incredible figure in a VERY skimpy black bikini