Public domain photo of the Staubbach Falls in the late nineteenth century that was altered with the Topaz Clarity plug-in (low contrast and color pop effect), then the Topaz ReStyle plug-in (ecru days effect), then the ON1 Photo 10 plug-in (dynamic contrast effect), then the Topaz ReMask plug-in, then the Topaz Lens Effects plug-in (graduated color blue effect), then Luminar 3 (golden hour and sun rays effects), the Topaz ReStyle plug-in (azure and light sienna sunset effect), then FotoSketcher (oil pastel effect), then the Photoshop paintbrush, then the Alien Skin Exposure X4 plug-in (dodging and contrast, luminance, saturation adjustments), and then the Photoshop paintbrush. Public domain image courtesy of the Library of Congress. Full-size JPEG image download on Flickr.