Equine Appreciation Marine Corps Sgt. Ashtyn Hammer speaks to a fan about the Marine Corps Mounted Color Guard during Equestfest in Burbank, Calif., Dec. 29, 2019. SHARE: Download: Full Size (2.58 MB) Tags: marine corps Credit: Marine Corps Cpl. Nathan Hall VIRIN: 191229-M-FO538-963Y.JPG Photo Gallery