“Open ground” or “looks unclaimed” can be incorrect. You are responsible for checking official MLRS, plats, and county records before you act.
Pick any county — those searches stay open on Free. Whole-state sweeps are Pro. Manager sends Scout, Producers, Lapse, Cashfinder, Estate, and Watch through BLM, USGS, and the record books.
Try a county — Esmeralda, Mohave, Teller, Kern.