This artistic installation in the heart of a lake aimed to integrate reality with the lake and the virtual thanks to the color. Indeed, the color of the bench was metamorphosed according to the temperature of the air. Thus, this one made appear or disappear the landscape. Throughout this experience, we will try to call the tools of perception other than that of vision, that of the senses but also that of intuition, beyond the senses, the feeling. Also, we will demonstrate that through updating the sensitivity we will gain knowledge of the tested territory.