On Thursday, Dec. 15, Detroit's Public Lighting Authority will celebrate a ceremonial "lighting of the last light" at the Detroit riverfront the end of a $185-million, nearly three-year effort to replace 88,000 of the city's old streetlights with 65,000 new energy-efficient LED lights. The College for Creative Studies' special projects class were approached by the PLA to document the transformation these are a sample of some of the images they made. (Read more about the project here.)