A while ago Paulo made a post on 3d chalk art, when reading a magazine, I found some examples which were worth showing as well. So here's part 2! Featuring Edgar Müller and Manfred Stader, Kurt Wenner, Julian Beever and Eduardo Ruiz Relero.

I've already seen some of these sometimes befores, and it's really amazing who these dudes manage to make such realistic 3D paintings, messing with nothing but our perception.