A bit late in posting, but there will be a cyclocross race this Sunday out in Leesburg, VA at Ida Lee park. Course is supposed to be good with mountain bikes (no bar ends) and includes a good bit of elevation change and fast downhills leading into steep climbs. Great for spectating too.

Race Info:
http://www.bikereg.com/events/register.asp?eventid=7288 (registration is already closed, but you should be able to register race day)

Course Map: