Demon Hunter seems to be a fan favorite. Long-time member Richwood666 shows us a faithful rendering (left) of her in detailed 3D. For now, the work focuses entirely on her armor, with new sections added regularly. The project started in mid April. You can track his progress on the piece in the thread here.
a memorable section of Diablo II's Rogue Encampment. Although he didn't quite make the cut then, his talents have come a long way. He now boasts an online portfolio of his work that can be found on his official website.
Enkeria posted another nice fan take on the Demon Hunter (right), found on Deviant Art by the user evilflesh (see the entire portfolio here.) The comments following the deviation discuss not only the better parts of the piece, but also some of the challenges the artist faced.
Hammerli is working on his own version of the Demon Hunter while he dabbles in digital painting. His work-in-progress can be seen in the board thread here.
Pandemonium Fortress, a bastion of the High Heavens in the very heart of the Burning Hells. See his thread for sixteen more screenshots, including views of the entire fortress and other great angles.
here for the full discussion thread.
Last on the fan art front, but certainly not least, TheElderMoon posted a link to a special treat straight from the MooMoo Farm. His design showing the three epic ingredients to open the way to the Secret Cow Level can now be proudly worn on those awkward-but-necessary forays into the real world. For a nominal fee to support a fledgling artist, you, too, can boast membership in Diablo fandom to the world! See here for more.
Buried deep in the Fan Art forum lies the ever-popular Wallpaper and OS Art forum. Shown below are some of the latest wallpapers available for your geeking pleasure.
Caniroth's official wallpaper thread contains many additional excellent pieces to baddass-up your desktop (there were far too many to put in one post!), and the rest of Holyknight3000's Fiery Rune series can be found in individual threads in this forum (just look for Fiery Runes in the title.)