then down a large circular stairway we went and across a vast polished dance floor through the main lounge , and off to other darkened bars and lounges , each with its own great spread of dizzying carpet and throbbing electronic music , and then past an indoor pool around which hundreds lunched at large circular tables , and then outside to yet another pool in the open , where countless passengers sunned themselves in beach chairs , snoozing or reading their folded papers or little paperback books .