World 3

World 3 (also written as World Three) can refer to:
 * 75m - World 3 of Donkey Kong.
 * World 3 (Super Mario Bros.) - World 3 of Super Mario Bros.
 * World 3 (Super Mario Bros.: The Lost Levels) - World 3 of Super Mario Bros.: The Lost Levels.
 * World 3 (Super Mario Bros. 2) - World 3 of Super Mario Bros. 2.
 * Water Land - World 3 of Super Mario Bros. 3.
 * Easton Kingdom - World 3 of Super Mario Land.
 * Vanilla Dome - World 3 of Super Mario World.
 * Sherbet Land - World 3 of Wario Land: Super Mario Land 3.
 * World 3 (Super Mario World 2: Yoshi's Island) - World 3 of Super Mario World 2: Yoshi's Island.
 * Yo'ster Isle - World 3 of Super Mario RPG: Legend of the Seven Stars.
 * Fire Mountain - World 3 of Mario vs. Donkey Kong.
 * Shriek Mansion - World 3 of Super Princess Peach.
 * World 3 (New Super Mario Bros.) - World 3 of New Super Mario Bros.
 * World 3 (Yoshi's Island DS) - World 3 of Yoshi's Island DS.
 * Kitchen - The third Dome of Super Mario Galaxy.
 * World 3 (New Super Mario Bros. Wii) - World 3 of New Super Mario Bros. Wii.
 * World 3 (Super Mario Galaxy 2) - World 3 of Super Mario Galaxy 2.
 * Aqua World - World 3 of DK: King of Swing.
 * Ruins - World 3 of Donkey Kong Country Returns.
 * World 3 (Super Mario 3D Land) - World 3 of Super Mario 3D Land.
 * World 3 (New Super Mario Bros. 2) - World 3 of New Super Mario Bros. 2.
 * World 3 (Paper Mario: Sticker Star) - World 3 of Paper Mario: Sticker Star.
 * Sparkling Waters - World 3 of New Super Mario Bros. U.
 * World 3 (Super Mario 3D World) - World 3 of Super Mario 3D World.
 * Bright Savannah - World 3 of Donkey Kong Country: Tropical Freeze.
 * World 3 (Yoshi's New Island) - World 3 of Yoshi's New Island.
 * Runaway Warehouse - World 3 of Mario vs. Donkey Kong: Tipping Stars.
 * World 3 (Puzzle & Dragons: Super Mario Bros. Edition) - World 3 of Puzzle & Dragons: Super Mario Bros. Edition.
 * World 3 (Yoshi's Woolly World) - World 3 of Yoshi's Woolly World.
 * World 3 (Mario Party: Star Rush) - World 3 of Mario Party: Star Rush.
 * World 3 (Super Mario Run) - World 3 of Super Mario Run.
 * Spooky Trails - World 3 of Mario + Rabbids Kingdom Battle.
 * World 3 (Mario Party: The Top 100) - World 3 of Mario Party: The Top 100 in Minigame Island.
 * World 3 (Dr. Mario World) - World 3 of Dr. Mario World.