Top 10 celebrities who lend their time to children's charities
Back to story SELENA GOMEZ: At just 21 years old, Selena Gomez is one of the youngest and most active philanthropists in Hollywood. A UNICEF ambassador since 2009 (and the youngest ambassador in the United States), the starlet lends her voice to countless causes. Most famously, she travelled to Ghana to witness the work that the organization was doing to provide clean water, food, education and health care to the West African country’s impoverished children. Photo Courtesy of U.S. Fund for UNICEF/Josh Estey/MataHati.