Night Lights, a kind of decoration that often seen in night, is widely used in modern cities. They can normally seen in the main streets, malls, parks and residential areas. It's undeniable that night lights can offer people great visual enjoyment, and make the cities more beautiful and romantic. At night, night lights switch on and create a unique view. Buildings can be seen in different colors, presenting an eye-catching scenery. Many street corners and public places offer a lot of joyous entertainment in night, which further improve the citys vitality. Apart from offering visual enjoyment, night lights also bring convenience for peoples life. When you drive at night, the bright lights contribute to your better view and safety. Besides, night lights also play an important role in keeping security. They help people avoid threats caused by darkness and make people feel more protected. In conclusion, night lights definitely have great merits that make cities more attractive. It can not only improve the visual enjoyment, but also make cities more convenient and safer. From now on, more and more people should pay attention to and enjoy the beautiful lights.