Lights define the unseen or reveal the secrets of a space by making it illuminate and reflective enough to be caught in human sense of vision. Lights play a major role in defining a structure as a whole or a part of it. The existence of a space in dark that is at night or in absence of light is achieved or proved by the variety of lights used no matter as a means of décor or to actually create a visually connected space.
The ambience, impact and the serenity of a space is what defined by lights may it be any time of the day. Lights not only play a role to enhance a space and make it visually connective but also help in to bring a variety of ambience change keeping the space constant.