Windells Snowboard and Action Sport Camps at Mount Hood, Oregon have already become somewhat of an institution in the sideways sliding world, and that’s not just with our friends from the US, who only need to hop in their car and stay there for more or less hours, to get there. A flight across the pond is not too far off, if you’re looking for some truly memorable summer shredding. Especially if you add a little detour to close-by Portland, mecca of everything hipster and DIY…