The Canyon Rumble Frozen Half is a trail race through Willow Canyon in Madras, Oregon. Racers can choose to run the half marathon, 10k or 5k routes, which all follow the same course. Held the first Saturday in December, this race features a mix of paved, gravel and dirt trails, along with some challenging terrain. Prizes are awarded to first place finishers in each age bracket for the half marathon. Overall male and female winners for the half, 10k, and 5k will receive and award. All proceeds go to the MADras Runners Jack Watts Youth Running Grant, aimed at supporting and encouraging running in our youth.