The oldest limestone roundhouse in the country, saved by Walter Payton: Aurora, Illinois, in 1856. Coordinates: 41.7608, -88.3083.

Raw States
Showing only
© OpenFreeMap © OpenMapTiles © OpenStreetMap contributors · Imagery: Powered by Esri (Esri, Maxar, Earthstar Geographics), USGS, NASA GIBS · Historic places & battlefields: NPS · © 2026 Canary Street LLC