Projection show turns an ordinary building façade into the enormous screen, on which realistic 3D graphics may be broadcasted. It will make the building alive, show the ads with the logo of the sponsor, dynamic image or visual effects along with synchronized sound effects and music.
It is impossible not to mention such an action. People gather outside the building and watch the video projection, and sometimes become participants of a projection show. Interactive story of video installations gives possibility to make graffiti on buildings, collect a giant Tetris or fight with alien invaders.
On the Internet can be found numerous videos recorded by viewers of projection shows with the help of mobile phones and cameras. As a result, the night show on the buildings is watched by thousands and even millions of people.