Stock photography, photos: Dry Stacked Vertical Rock Fence Stock photos of A dry stacked rock fence of vertical stones along an old frontier road in the Lower Howards Creek Nature and Heritage Preserve in the Bluegrass region of Kentucky USA Photograph: © Jim Lane Click for a larger image and more information Keywords associated with this stock photo: America, Bluegrass region, boulders, dry stacked, enduring, fence, frontier, historical, Kentucky, KY, limestone, nature, North America , park, pioneer, preserve, rock fence, rocks, south, southern, stacked, stones, U.S., U.S.A., United States, US, USA, vertical, wilderness