Description PRIME ALTA, WYOMING ACREAGE. This 26.67 acre parcel is east of Galloway Hills in the northeast end of Teton Valley. North Leigh Creek runs through the property and BLM ground borders the acreage on the west and the north. There is a treed hillside on the south and an open meadow area to the north. Several building site locations. Enjoy living in the tax-free state of Wyoming without being in a subdivision or being restricted by CC&R's.