Lighting holds a very important place in both civil engineering and architecture. It can be used for civil engineering in various ways, from basic illumination and light-amplification to decorative lighting and safety lighting. Architectural lighting adds a unique aesthetic element to buildings, an element that can define and differentiate them from other structures. Lighting plays a major role in the safety and security of buildings. Safety lighting is an important component of the modern urban environment. Safety lighting can detect and raise awareness of any potential risks the environment may present, alerting people to the presence of potential hazards or ensuring they can quickly and safely leave a potentially dangerous situation. Lighting also works to improve the livability and comfort of the built environment. Light-amplifying systems can ensure that even the darkest environments receive a sufficient level of lighting for people to move around and see their surroundings, while timely sunlight can be used to improve the operational and environmental efficiency of certain structures and facilities. Light has been used since the dawn of time to illuminate and beautify spaces. Modern technology has allowed lighting to be used to its full potential, creating stunning and imaginative lighting scenarios for both public and private spaces. It helps to create a sense of identity and purpose in spaces, and can completely transform an areas atmosphere and feeling. In conclusion, lighting is an important element in both civil engineering and architecture. It can be used to provide safety, security, comfort, and aesthetic to the built environment, and can be used to create unique and inspiring experiences.