During the US Civil War, Union POWs escape in a balloon and end up stranded on a South Pacific island, inhabited by giant plants and animals. They must use their ingenuity to survive the dangers, and to devise a way to return home. Sequel to '20,000 Leagu
This entry in the nunsploitation sub-genre seems to have flown under our radars until then. I seem to remember I got this from emule, quite a while ago, named as is. No nupernatural horror in this one, just lots of nuns, female students, sex and nudity. A