Saying that a recent tree-climbing school was hands-on is a bit of an understatement. As an arboreal activity that requires a whole-body commitment, the course held Aug. 12-15 by Penn State Extension ...

Scientists learn how to ascend and study the world’s tallest trees. Tree Climbing School at Dorena offers a demanding 4-day training to teach ecologists and scientists the skills they need to ascend ...

Your knees might buckle. Your abs might burn the next day. And it might be a little scary. That all comes with the terrain at Tree Top Sacramento by Kletterwald, a rope-based obstacle course opening ...