deviantART: Unicorn Club - Community gallery of art and artists with contests and a members list. - http://unicorn-club.deviantart.com/
The Unicorn and the Jorge - Unicorn picture gallery with references to the artists where available; professional artwork of tattoos, paintings, sketches, drawings, and digital. - http://members.shaw.ca/unicornhaven/UnicornIndex.html
Jordan Greywolf's Art Gallery: Unicorns - Illustrations of unicorns by T. Jordan "Greywolf" Peacock. - http://greywolf.critter.net/gallery/unicornsgallery.htm