Note that the trail will be exceptionally busy with cyclists on Friday, May 21st. Cyclist will be gathering at "pit stops" along the trail. These are located in Leesburg, Sterling, Herndon, Reston, and Vienna. Also, cyclists may be riding in large groups. While the Bike To Work event is scheduled from 6:30 am to 9 a.m. heavy use will continue throughout the day as cyclists make return trips after work.