A global tree climbing competition made its way to the hostess city. The International Society of Arboriculture’s (ISA) ...

Sillett’s group put a line over the President’s crown, rigged climbing ropes into position (with special protectors for the tree’s cambium), donned harnesses and helmets, and went up.

Reaching the summit of Lost Arrow Spire affords an awesome view of the park’s glacier-carved valley and takes no small amount ...