Photo Manipulations are always very interesting to watch because - and that's what is important - they give a realistic view of an unreal picture. Erik Johansson, a computer engineering student, from sweden has a sense for good ideas for manipulations.
In this photo of the Eiffel Tower, Julian Beever has used anamorphic projection to good effect with the tower. Note that the top of the tower is drawn on the floor all the way to the chairs in the background.
Dice optical illusion The dice appear to form an impossible triangle. If the position of the camera was to shift slightly, you would see that in reality the 'triangle' is actually created by three lines of dice arranged in the shape of the letter 'Z'