The seventh annual Salem Film Fest, the largest all-documentary festival in New England, will take place on Thursday, March 6, through Thursday, March 13, at three locations in Salem, including CinemaSalem, 1 East India Square Mall; Peabody Essex Museum, 161 Essex St.; and the National Parks Service Visitor Center, 193 Derby St. This year’s festival features 37 full-length documentaries; panel discussions with filmmakers, critics and experts; competitions; award ceremonies; after-hour parties; and more. Also, Salem Sketches, a shorts program with a focus on all things local, will precede each documentary. For details, passes, film descriptions and schedules, visit www.salemfilmfest.com/2014/. There are several free events that will be of interest to those making documentaries.