I'm looking for a movie from the early 90's
Hi I'm looking for a movie from ythe early 90's , I don't remember much of it but I loved it , in the movie there is weird creatures that look like dinosaurs but there not they have big scary teeth and I think there is a boy and a girl in the movie and at the end all the creatures are meeting in a big massive room for some sort of ritual and at the very end on a bridge of sum sort these weird looking elephant type creatures start humming one of the creatures starts the humming than another until they are all humming , that's when all the baddie creatures die and there building or cave collapses and the boy and girl are saved . Please help me find it xxxxxx
