(World’s Largest Truckstop #2) at Iowa 80 Truckstop N. of Walcott, Scott County, IA. 60th Av. N. 0.35 miles from jct with I80 exit 284 N. of Wolcott, E. (curves S.) on Sterling Dr. 0.45 miles to the tank on the W. side of the road. (N41 37.167 W90 46.626) Photos by Mark Comstock 7-17-24.