North Menan Butte near Menan is one of the world’s largest volcanic tuff cones and a designated National Natural Landmark. The 3.1-mile trail climbs the extinct volcano, circles part of the rim, and gives families a close look at unusual volcanic geology and broad Snake River Plain views. Amenities & Features π National Natural Landmark π₯Ύ 3.1-mile hiking route πͺ¨ Read more…