What county is the town in Nevada in that has a feature listed with the United States National Register of Historic Places?
Grapevine Canyon Petroglyphs: The Grapevine Canyon Petroglyphs are located in Grapevine Canyon on Spirit Mountain near Laughlin, Nevada, and are listed on the United States National Register of Historic Places. Laughlin, Nevada: Laughlin is an unincorporated town and census-designated place in Clark County, Nevada, United States, and a port located on the Colorado River.
Clark County