A bit of fun for anyone interested
Boat, compass, waterproof map, sextant and waterproof guide book on traditional navigation methods.
All very good answers, I think I would definitely take a spear gun, chisel, saw, rope, 100%alcohol.
There's always that 6th thing isn't there. I thought for a while about some kind of soap or disinfectant instead of the pillow, but the pillow won
