Henry's Fork of the Snake River is a tributary of the Snake River located in eastern Idaho. It flows for approximately 125 miles, originating from the Henry's Lake area and winding through scenic landscapes, including the Caribou-Targhee National Forest. The river is known for its clear waters and diverse wildlife. The river is popular for recreational activities such as fishing, kayaking, and hiking. It is particularly famous for its trout population, attracting anglers from around the country. The surrounding area offers stunning views and opportunities for outdoor adventures, making it a favorite destination for nature enthusiasts.