If we chose to take every paleolithic painting literally - lots of things are real. :) But this is pretty cool - though by the look, this mermaid/man would have to swim sideways. They would've been smarter to go with a dolphin, seal or manatee lower half.
Stone Designs out of Spain has created a series of acoustic tiles modeled after ginkgo leaves. Made of felt, these tiles can be arranged on your wall in a variety of patterns to not only increase its aesthetic appeal, but to make your rooms less echoey.