World 8 (Super Mario Bros.)
World 8 is the eighth world of Super Mario Bros. This is the final world in the game, leaving only four levels left in the game. In World 8, three ground levels are traversed, as well as the final castle level, which has an underwater section. World 8 is the only world in Super Mario Bros. without any checkpoints; the player is sent to the start of the level if defeated.
Level maps (All-Stars version)