National Parks near Hogback Trail, Lewis and Clark County, Montana Hogback Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Hogback Trail, Lewis and Clark County, Montana Nearest metro area is Helena, Montana Click here for more outdoors activities near Helena, Montana General Camping Information List of nearby National Parks: Yellowstone National Park, Yellowstone National Park - WY, 121.6 miles away Glacier National Park, West Glacier - MT, 161.2 miles away Craters Of The Moon National Monument, Arco - ID, 163.9 miles away Grand Teton National Park, Moose - WY, 168.7 miles away City Of Rocks National Reserve, Almo - ID, 238.1 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Montana Outdoors Index