#DidYouKnow that if Manhattan had the population density of Alaska, only 23 people would live on the Island? That’s only 2.5 residents cheering at each mile in Manhattan during the #TCSNYCMarathon… thankfully, instead, thousands of spectators line the streets to support those running through the borough they call home. ⁣ ⁣ Manhattan is also home to 174 #RisingNYRR sites, 2 #NYRROpenRuns, 51 NYRR races, and 10 #NYRRStriders sites. ⁣ ⁣ Swipe to check out everything NYRR is doing for Manhattan and the 1.63 million people living in this borough. ⁣