That was great! I knew everybody involved with that film and I can't understand why I never saw it before.
That was a classic Dave Webb narration - he should have done that sort of thing professionally.
Good to see your bit on cave conservation too.
If you are able to sort the Bernie's part, it'd be good to see as well.
Right here you go. Another version - slightly tongue in cheek! Remember this was made using a large old video camera housed in a home made waterproof box made from icecream cartons and shower curtain.