Deviant Art user LadyAdler combined her obsessions of Alphonse Mucha, 50's style pin ups and Disney princesses to create this beautiful set of Art Nouveau illustrations. I love the flourishes and background elements in her work. They add a lot of depth and meaning to each piece.
If you like these, don't forget to check out the rest of her portfolio. It is chock full of more great stuff including original works.