For a bird's-eye view of the surrounding landscape, head up to Sunset Platform. See if you can spot any landmarks in the distance.
You'll have sightseeing choices galore in Anping. Sunset Platform is a good place to kick off here, but there are numerous other worthy attractions to experience. Chihkan Tower, Tainan Confucian Temple, and Garden Night Market are not far from the scenic viewpoint and will fill in your day nicely.