Ready to hit the trails to see how your training is shaping up? This looks like an awesome event; I wish I could be there. Superfit Productions presents a 10-ish mile train run called Mastondon. Superfit Productions will donate 10% of race proceeds to Big Brothers and Big Sisters of Central Oregon. The course is going to be stellar – not only the view, including the gorgeous Deschutes river, Cline Butte, and the beautiful mountains in Central Oregon, but…