Super Mario Bros.: The Lost Levels - Wikipedia

Super Mario Bros.: The Lost Levels - Wikipedia

Super Mario Bros. 35 - Wikipedia

LITTLE KNOWN FACT: Super Mario Bros 2 is actually a japanese game called Doki Doki Panic and the real Mario sequel was a japan only game that was too hard for people

Super Mario Brothers 2 (Japan) - The Lost Levels Map Selection - Labeled Maps

Super Mario Bros. 3 - Wikipedia

Super Mario All-Stars - Wikipedia

Super Mario Bros. 2 - Wikipedia

Super Mario Bros the Lost Levels — Reviews by supersven

World 1-1 (Super Mario Bros.: The Lost Levels), MarioWiki

Mario Bros. — StrategyWiki Strategy guide and game reference wiki