I want to know which records are unbreakable in your mind. Please mention more then one.

-Rocky Marciano’s Boxing Record 49-0
-Ty Cobb’s career .366 batting average
-John Wooden?s consecutive NCAA wins - 88
-Cal Ripken’s consecutive Major League games - 2,632
-Pete Maravich single season scoring avg. college - 44.2 ppg
-Cy Young?s all time win record ? 511
-Byron Nelson?s straight victories on PGA Tour - 11

Those are just a few that I have on top of my head right now.

What about you guys?