view gallery0 kmLO0707 ~ WYOMING SW CORin U.S. BenchmarksThis Benchmark is set in the top of the sandstone column that marks the southwest corner of Wyoming.posted by: brwhizlocation: Utahdate approved: 4/29/2012last visited: neverview gallerySW11.3 kmLO0345 ~ W 161in U.S. BenchmarksThe stamping on this disk is mostly obscured by a coating of what appears to be concrete residue.posted by: brwhizlo