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<http://www.providencejournal.com/apps/pbcsi.dll/bilde?Site=PJ&amp;Date=20130628&amp;Category=Lifestyle&amp;ArtNo=306289878&amp;Ref=AR>
<http://www.providencejournal.com/features/lifestyle/health-fitness/20130628-tree-climbing-gains-popularity-as-a-full-body-outdoor-workout.ece>