World 8-1 (Super Mario Bros.) - Super Mario Wiki, the Mario

World 8-1 is the first level of World 8 in Super Mario Bros. and the twenty-ninth level in said game. It is the longest level in the game. In VS. Super Mario Bros., this is the only level that has a higher time limit than its original version.

World 1-A (New Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia

World 4-1 (Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia

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

World 1-1 (New Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia

World 8-Tower 2 (New Super Mario Bros.), MarioWiki

Super Mario Bros./World 8 — StrategyWiki

World 8: Stage 8-1 - Super Mario Guide - IGN

World 8-3 (Super Mario Maker for Nintendo 3DS) - Super Mario Wiki, the Mario encyclopedia

World 2-1 (New Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia

World 1-3 (Super Mario Bros. 3) - Super Mario Wiki, the Mario encyclopedia

World 1-1 - Wikipedia

World 8-2 (New Super Mario Bros.), MarioWiki

Super Mario Wiki (@SMWikiOfficial) / X