Mind your step is a street illusion in Stockholm created by Erik Johansson. It looks totally awesome and must have taken some serious skills to create.
This guy creates a stunning New York city masterpiece in 6 minutes. A must see.
Chinese artist Cai Guo-Qiang creates the largest fireworks art show the world has seen. He uses the sky as his canvas.
Painting a Tree To Make It Seem Like It's Floating
This is by far one of the coolest shows I've ever come across on the web.