The zones are, working clockwise around the map:

Super Mario Land 2: 6 Golden Coins consists of six themed zones, each culminating with a boss who has a Golden Coin. In addition, the game keeps track of how many enemies the player has defeated (by jumping on them, hitting them with a fireball, etc.). Hidden levels have been added too, another element unavailable in the first game.

3 and Super Mario World), and the game has battery backup saves. While its predecessor was similar to the original Super Mario Bros., Super Mario Land 2 has more in common with later games (specifically Super Mario World): the player can now scroll the screen to the left, levels are not linear by virtue of a map screen that allows the player to choose a level (from Super Mario Bros. Mario Golf: Super Rush Review - Leisurely Chaos