If you think you're a hard-core weekend warrior, think again. This is a great picture taken of a pro mountain biker at Rock Cut State Park in Illinois (April 2008).
http://www.smugmug.com/gallery/4753997_Y9JTY#286029643_LhDU7-A-LB
Sunday: Mountain Bike Race
Monday: Chiropractic Appointment 7:00 AM
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Dr. Matt