Storage for pool. Easy to build, I think the bottom would have more holes for water draining. Maybe staple some sort of screen inside the bottom also to keep small critters out and probably some casters or short legs to keep it off the ground.
This would be a beautiful knock-down bench to take LARPing or glamping. - Traveling Work Bench You would possibly assume that the majority of the extra value is available in getting the electrical power tools.