Dalton State’s School of Science, Technology and Mathematics hosts a free screening of the documentary “Hidden Rivers” on Tuesday, Nov. 5 at 7 p.m. in Brown Center room 205. A pop-up photo gallery that offers vivid visuals of Southern Appalachian native species will be held in the lobby of the Brown Center. Jeremy Monroe, producer and director of the film, will be present for a question and answer session following the screening. This event is open to the public.