Don't know if any of you have experienced anything like this in your area(s). I have, and it's not really fun to be around. I don't just mean because of the noise, I mean the sheer unpredictability of it is dangerous if you have the misfortune of being on the road near them. Watch some of the embedded videos. These are very busy streets.
www.arlnow.com

UPDATED: Large group of bikers swarm Arlington roads | ARLnow.com
A large group of motorcycle and dirt bike riders cruised through Arlington tonight.
