"Mid-Ohio hosts the 2010 AMA Vintage Motorcycle Days on July 9-11. The 16th annual classic bike weekend will see enthusiasts and riders travel from all across the country to sell, buy and trade gear and parts as part of North America’s largest motorcycle swap meet. Fans can watch riders race their historical hogs around the track in over a dozen
classes and listen to iconic motorcycle figures in a series of seminars."
Click "Fan Activities" on the below web page link to view a video from the 2009 AMA Vintage Days event -A cool part of it is that my bike is in it too. Sunrise Flake Orange 750 K4 with the seat up in the sandcast tent display.
http://www.midohio.com/Schedule/AMA-Vintage-Motorcycle-Days-2010