National Parks near Cottonwood Trail, Humboldt County, Iowa Cottonwood Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Cottonwood Trail, Humboldt County, Iowa Nearest metro area is Fort Dodge, Iowa Click here for more outdoors activities near Fort Dodge, Iowa General Camping Information List of nearby National Parks: Mississippi National River & Recreation Area, St. Paul - MN, 139 miles away Lewis & Clark National Historic Trail, Omaha - NE, 139.1 miles away Pipestone National Monument, Pipestone - MN, 158.4 miles away Saint Croix National Scenic River, Saint Croix Falls - WI, 175.5 miles away Homestead National Monument of America, Beatrice - NE, 213.6 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Iowa Outdoors Index