Now the spotlight is falling on a third generation of Grimaldis, most notably on Charlotte Casiraghi, the 25-year-old daughter of Caroline and her second husband, Stephano Casiraghi, a young Italian businessman who died in a speedboat accident when Charlotte was 4. To flee the relentless eye of the public and the press, Caroline whisked Charlotte and her two siblings off to a sheltered life, first to a country house in southern France, then to Fontainebleau, near Paris, when Caroline remarried.