Gary Michael Hilton, known as The NationalForestSerialKiller, is an American serialkiller responsible for four known homicides between 2007 and 2008 committed in three states, all of which occurred within the premises of nationalforests. A serialkiller is typically a person who kills three or more people, with the murders taking place over more than a month and including a significant period of time between them. The Federal Bureau of Investigation defines serial murder as "a series of two or more murders... 'NationalForestSerialKiller' Explains His Shocking Confession. In another interview clip, Hilton claims he's in poor health, suffering from congestive heart failure and says he doesn't have much time left to live. In this video, we’re covering the case of Gary Michael Hilton, also known as the NationalForestSerialKiller — a man who stalked hikers in national parks and forests across the southeastern United States, leaving a trail of terror and tragedy. 17 in Apalachicola NationalForest. Both the Bryants and Dunlap had been killed by Gary Hilton. And then, on New Years Day 2008, the serialkiller crossed paths with 24-year-old Meredith Emerson on Georgia’s Blood Mountain. He was also known as the NationalForestSerialKiller.Hilton later confessed to killing them both and taking their ATM cards to steal their money. His next victim was a Sunday school teacher called Cheryl Dunlap, who mysteriously disappeared in Florida. They called him the NationalForestSerialKiller.Here’s the thing about serialkillers: They don’t just start murdering in their 60s. Something has to set them off, or seriously disturb their day-to-day lives. "The NationalForestSerialKiller" Gary Hilton.] Hilton's criminal activities gained attention in the mid-2000s. He became infamous as the "NationalForestSerialKiller" due to a series of murders he committed in or near national parks and forests. Who Is the NationalForestSerialKiller Gary Michael Hilton? Hilton was born on . He was arrested on , and charged with the murder of four people. He tracked the killer for years while writing his book Trails of Death: The True Story of NationalForestSerialKiller Gary Hilton. Now Rosen brings the hunt for Gary Hilton to life in this thrilling three-part investigation, published exclusively on The Lineup.