In a week, Wednesday (December 22nd), athletes will be able to pre-register through the internet in the various races of the Ultra Trail du Mont Blanc: the UTMB, the CCC, the TDS and the Petite Trotte Leon. 6000 possible places to come and run around the Mont Blanc in August 2011. Pre-registration ends on January 12th, and final registration between 21st and 31st January 2011. Radio Mont Blanc
