The Exploration Trail is a family friendly, non-motorized 4.5 mile trail with a 12% grade. This trail was designed by children along with the U.S. Forest Service personnel and other professionals. There are interpretive panels located throughout the 0.75 mile Interpretive Trail Loop section near the Upper Exploration trail. During winter, the trail offers an exciting snowshoe or cross country skiing trek. source: fs.usda.gov