and is shrouded behind a thick green mesh. Walkways are drawn in the crushed white rock on the ground of the camp, and visitors are instructed to stay within these boundaries. Camp Echo is under 24-hour guard by U.S. military police. Air patrol is provided by the Federal Air Marshals, and coastal protection is provided by the U.S. Coast Guard, both of which are part of the U.S. Department of Homeland Security. Camp Delta is composed of detention camps 1, 2, 3, 4. Camp Echo is near it. According to an article by Carol Rosenberg, published in The New York Times, on 17 September 2019, Camp Echo had been a CIA black site, until 2004. See also Camp Iguana References External links "Camp Echo" profile, Global Security Prisons in Guantanamo Bay Guantanamo Bay detention camp