On some days, just running half a mile sounds difficult. Imagine running 26.2 of them.
Well, many celebrities certainly can picture it. The TCS New York City Marathon on Sunday, November 3, will have a heavy roster of famous faces pounding the pavement for the daunting race.
If you're running, or will just be cheering from the sidelines or from afar, here's all the famous runners you might spot — and the organizations they're running in support of.