Waterfall Glen County Forest Preserve USGS Sag Bridge Quad, Illinois, Topographic Map

Waterfall Glen County Forest Preserve is a Reserve in the state of Illinois (county of DuPage), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 41.69309 and W -87.97228. Waterfall Glen County Forest Preserve is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Sag Bridge quad. The nearest major town is Argonne, IL.