World 3 is an ice world while World 4 is a water world in New Super Mario Bros Wii. In New Super Mario Bros U, why is World 3 the water world
World 3 - New Super Mario Bros. Wii - Koji Kondo Sheet music for Piano, Strings Group, Bells (Mixed Trio) | Musescore.com
![Is there a way to get all the power-ups in the red mushroom houses in New Super Mario Bros. Wii? - Arqade Is there a way to get all the power-ups in the red mushroom houses in New Super Mario Bros. Wii? - Arqade](https://i.stack.imgur.com/GNgOF.png)