Stock photography, photos: Hearny Peak Tower 725 Stock photos of Fire look-out tower on top of Hearny Peak in South Dakota. Photograph: © Jim Parkin Click for a larger image and more information Keywords associated with this stock photo: usa, us, united states, america, sd, south dakota, dakota, midwest, black hills, tourism, travel, custer state park, state park, forest, tower, stone building, architecture, path, trail, peak, mountain, vertical