your room. Hang where shadows fall in your room and you will have a stunning optical illusion!
Trick your eyes into seeing a 3D violin hanging from a cabinet in your room. Hang where shadows fall in your room and you will have a stunning optical illusion! Adapted from the original public domain work: http://en.wikipedia.org/wiki/File:William_Michael_Harnett_Still_life_Violin_and_Music.jpg