The “Crazy/Beautiful” starlet looked lovely in a halter-style black two-piece swimsuit as she hopped in the water.
Later in the day, Kirsten made her way over to the Palais des Festivals for the Palme d’Or Closing Ceremony.
Enjoying the 2010 Cannes International Film Festival, Ms. Dunst wowed the paparazzi in her baby blue dress on the red carpet.
