A formation of F-15C Eagles assigned to the 493rd Fighter Squadron, and an F-15E Strike Eagle assigned to the 492nd Fighter Squadron, fly over Gloucestershire, England, to attend the upcoming Royal International Air Tattoo airshow held at Royal Air Force Fairford, July 7, 2016. The Royal Air Force Lakenheath aircraft were on public display, along with many other military aircraft from around the U.K., to provide an opportunity for U.S. and military allies to showcase their capabilities. (U.S. Air Force photo/Senior Airman Erin Trower)