upside-down topless photo
of her hand covering her bare breasts.
The 40-year-old mom of four made a smiley face out of sand and small seashells surrounding her belly button above a black and white bikini, and captioned the photo "Smile."
Klum posts numerous nude photos to Twitter and Instagram. Just ten days ago, the "America's Got Talent" judge shared a similarly cheeky pic of her sunburn.
Related UPI Stories
Model turned-TV personality Heidi Klum tweeted an
© 2013 United Press International, Inc. All Rights Reserved. Any reproduction, republication, redistribution and/or modification of any UPI content is expressly prohibited without UPI's prior written consent.