Save The Event For Later Summit Mt. Challenge, SODA CREEK SCRAMBLE, Andy Proctor's Race! Keystone, CO, Wed Aug 6, 2014 Who's Registered? | Contact Event | Event Website | Google Calendar Start line address: 1254 Soda Ridge Rd., Keystone, CO 80435 Presented by Maverick Sports Promotions This is a past event. If you wish to see the details for this past event click "Continue" below. If you are looking for a current event, please search the event calendar .