Diana Nyad is among the older athletes running marathons, scaling mountains and otherwise putting the rest of us to shame.
Nolan Shaheed (64) -- In 2010, he became the first person over 60 to run a mile in under five minutes. To put that in perspective, the average 60-year-old runs about a 14-minute mile, while a fit 15-year-old should be able to do it in about six minutes.
Jessica Rinaldi / Reuters
It's easy to upload your photos and/or videos on News8000.com. Once you do, we'll share your upload with the community!