A large, (technically) symmetrical level, with open, well-lit spaces, dark rooms, and some tight maze areas. Good for bigger groups.
A symmetrical map using water cannons for rapid movement. Clean, and easy to get the hang of... very fast-paced carnage.
There are eight rechargers in this map, but you probably won't be very successful at using them. Our experience was, the lowest scores were achieved by those trying to recharge. Some of the better weapons require fancy footwork.
A shallow, waterfilled central arena and some interconnected passageways around the outside should keep you looking over your shoulder for that next grenade...