National Parks near Air Line Trail, Boise County, Idaho Air Line Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Air Line Trail, Boise County, Idaho Nearest metro area is Boise City-Nampa, Idaho Click here for more outdoors activities near Boise City-Nampa, Idaho General Camping Information List of nearby National Parks: Hagerman Fossil Beds National Monument, Hagerman - ID, 94.8 miles away Craters Of The Moon National Monument, Arco - ID, 179.4 miles away City Of Rocks National Reserve, Almo - ID, 184.8 miles away Glacier National Park, West Glacier - MT, 250.6 miles away John Day Fossil Beds National Monument, Kimberly - OR, 258.4 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Idaho Outdoors Index