158,000
Miles of U.S. Forest Service trails in National Forests, only one-quarter of which meet agency standards of maintenance for hikers and equestrians, according to the American Horse Council ( horsecouncil.org).
Miles of U.S. Forest Service trails in National Forests, only one-quarter of which meet agency standards of maintenance for hikers and equestrians, according to the American Horse Council ( horsecouncil.org).