Summary
Double Birkie challenge endures
I should have suspected that the dauntingly long Double Birkie Trail Ski originated as part of an even more mind-boggling endurance pursuit: in this case, 1,000 hours of training for a single year.See the full content of this document
Extract
Off the Couch; Outdoor Sports Blog
Sure, at first glance, 1,000 hours appears to be a nice, tidy attainable goal - sort of like 1,000 miles on a bike. That's doable, even in a slig...
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