Markham Challenge 50K-100K

The 2019 Markham Challenge is April 14th at 9AM. (Kids race starts at 8AM.) The Markham Challenge is a 50km or 100km Solo and 100km Team relay mountain bike race. Teams may consist of up to 4 riders. 100% of the funds raised go directly to maintain and build the mountain bike trails Markham Park Trail [...]