National Parks near Prarie Rail Trail, Story County, Iowa Prarie Rail Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Prarie Rail Trail, Story County, Iowa Nearest metro area is Ames, Iowa Click here for more outdoors activities near Ames, Iowa General Camping Information List of nearby National Parks: Mississippi National River & Recreation Area, St. Paul - MN, 145.3 miles away Effigy Mounds National Monument, Harpers Ferry - IA, 164.1 miles away Saint Croix National Scenic River, Saint Croix Falls - WI, 174.4 miles away Lewis & Clark National Historic Trail, Omaha - NE, 181 miles away Pipestone National Monument, Pipestone - MN, 222.6 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Iowa Outdoors Index