The United States Air Force Honor Guard Drill Team performs during the Royal Edinburgh Military Tattoo on the Esplanade of the Edinburgh Castle, in Edinburgh, Scotland, Aug. 13, 2018. Performers from 48 countries performed with the Honor Guard, with an audience of 220,000 viewers, and a televised viewer base of 100 million worldwide. (U.S. Air Force photo by Airman 1st Class Michael S. Murphy)