Rattlesnake Mound USGS Monks Mound Quad, Illinois, Topographic Map

Rattlesnake Mound is a Summit in the state of Illinois (county of St. Clair), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 38.64422 and W -90.06344. Rattlesnake Mound is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Monks Mound quad. The nearest major town is East Saint Louis, IL.