World 4 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia

World 4 is the fourth world in New Super Mario Bros. Wii. It features several tropical islands, therefore, most of its levels are water-themed and make rather good use of the Penguin Suit, which can glide over water and allow Mario to swim better. Also, on the map is a

World 4-3 - New Super Mario Wii Guide - IGN

World 4-2 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia

Lemmy Koopa, MarioWiki

World 4-4 (New Super Mario Wii) Super Mario Wiki, The Mario, 45% OFF

World 4-Airship (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia

World 4-4 - New Super Mario Wii Guide - IGN

World 8-4 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia

World 4-4 - New Super Mario Wii Guide - IGN

World 4-Airship (Another Super Mario Bros. Wii), Newer Super Mario Bros. Wiki

World 4 (New Super Mario Bros. Wii), MarioWiki

World 8-4 (New Super Mario Bros. Wii), MarioWiki

Super Mario Bros. Wonder - Wikipedia