We had Mark make a list of all his trails. He couldn't remember them all. There are just too many. He was forgetting 4,000 foot descents. "Shit, yeah, Shannon Pass!" He squints his eyes, looking at Riley for help. "What else? Oh, the Vein!" The majority of us have only ever helped out on a few trail days. Mark was forgetting huge, massive trails, because he has built so many.................