Every year it seems as though national outdoor records go down in some small order.
But while that's true, some feats are greater than others.
Some events, and their all-time records, have staying power.
Ultimately, that speaks not only to the strength and depth of each event, but to the legendary performances of those particular outings.
Click through the slideshow to learn which outdoor records that have a chance to go down and learn about others that seem downright untouchable.
* Stay tuned for analysis on the boys records tomorrow