Public domain photo of gondolas on the Rio de San Trovaso in Venice in the late nineteenth century that was altered with the Topaz DeJPEG plug-in, then the Topaz DeNoise plug-in, then the Topaz Clarity plug-in (contrat boost smooth effect), then the Topaz Clean plug-in (edge boost effect), then the Topaz ReStyle plug-in (warm harvest sundown effect), then the Topaz Clean plug-in (degrunge effect), then the Topaz Impression plug-in (Cezanne 2 type 1 effect), then the Photoshop paintbrush, then the ON1 Photo 10 plug-in (cyan filter and skylight effects), then the Alien Skin Exposure X2 plug-in (dodging), and then the Photoshop paintbrush. Public domain image courtesy of the Library of Congress. Full-size JPEG image download on Flickr.