Instructables has step by step instructions on how to make your own vinyl wall art. You basically just take contact paper, and cut it out into your own wall design. I think this is a quick and easy way to do something decorative like the Design Amour women, maybe not quite as complex, but something simple.
What these women do is amazing. I would love to create a visual piece on ine of the ceilings in my house. However, I think it would be painful on my neck and take much more energy than I actually have. I have, however, considered doing something similar on a closet door. Check it out -