https://prd-tnm.s3.amazonaws.com/StagedProducts/Elevation/OPR/Projects/Illinois_Twelve_Counties_LiDAR_Processing_and_Hydro_Flattened_DEMs/IL_LeeCo_2008/TIFF/USGS_OPR_Illinois_Twelve_Counties_LiDAR_Processing_and_Hydro_Flattened_DEMs_1413.tif