From the depths of the Grand Canyon to the towering peaks of Yosemite, Murder on the Trail delves into chilling stories of killers, mysterious disappearances, and other harrowing crimes that have occurred in US national parks, including those involving: Cary Stayner, Yosemite Park Killer; Gary Hilton, National Forest Killer; The tragic story of vanlifer Gabby Petito; Toni and Harold Henthorn; And more. Through meticulous research and compelling storytelling, best-selling true crime author Michelle Kaminsky guides readers through the hidden dangers, sinister secrets, and terrifying realities that lurk in America's most treasured natural wonders. For lovers of true crime and the great outdoors, this gripping book is a must-read for anyone drawn to the dark side of nature's most breathtaking, remote, and (mostly) serene landscapes.