Stand-up paddle boarding students paddle in the Santa Rosa Sound at Hurlburt Field, Fla., June 4, 2015. The Outdoor Recreation SUP class is new to Hurlburt Field this year. Classes are held Tuesdays and Thursdays from 7:30 a.m. to 8:30 a.m. weekly at the Sound Side. (U.S. Air Force photo by Amn Kai White/Released)