United States, Minnesota, Norman, Frenchmans Bluff Scientific Natural Area. Frenchman's Bluff, 4 mi. E, 1 mi. N of Syre. Near gravel pit across the road to the E of the Nature Conservancy Preserv Frenchman's Bluff, 4 mi. E, 1 mi. N of Syre. Near gravel pit across the road to the E of the Nature Conservancy Preserve.. 143N 43W 18