oh yes... and bushes or boulders if they want it to appear more hidden, claw marks to show something big & dangerous lives there, skulls of all the kinds of creatures they've slain in battle... wowsers, cave entrance possibilities go on and on when i start thinking about it!sure would be neat for draggies to be able to decorate the opening of the respective lairs with, oh, i don't know- large gold bricks, arches, etc!