Furnishing a long, narrow corridor is a very difficult job, but decoration is not at all. For this reason, our second tip is to decorate the walls with compositions of paintings, frames, photos and mirrors. The wall of an environment is of great importance, especially when we talk about design. Corridor lighting is of great importance since if we are dealing with a narrow and long space, the light is never enough. In this it is advisable to opt for spotlights on paintings.