World 1

World 1 is a name often given to the first world in a game:
;Mario franchise
*World 1 of Super Mario Bros.
*World 1 of Super Mario Bros.: The Lost Levels.
*World 1 of Super Mario Bros. 2.
*Grass Land, alternatively named World 1, of Super Mario Bros. 3.
*World 1, the first Bowser intermission level of Paper Mario: The Thousand-Year Door.
*World 1 of New Super Mario Bros.
*World 1 of New Super Mario Bros. Wii.
*World 1 of Super Mario Galaxy 2.
*World 1 of Super Mario 3D Land.
*World 1 of New Super Mario Bros. 2.
*World 1 of Paper Mario: Sticker Star.
*World 1 of Super Mario 3D World.
*World 1 of Mario Party: Star Rush.
*World 1 of Super Mario Maker for Nintendo 3DS.
*World 1 of Super Mario Run.
*World 1 of Mario Party: The Top 100 in Minigame Island.
*World 1 of Dr. Mario World.
;Yoshi franchise
*World 1 of Super Mario World 2: Yoshi's Island.
*World 1 of Yoshi's Island DS.
*World 1 of Yoshi's New Island.
*World 1 of Yoshi's Woolly World.
;Other
*World 1 of Puzzle & Dragons: Super Mario Bros. Edition.
de:Welt 1
fr:Monde 1
it:Mondo 1