25 Climbing Innovations

Climbing trees is just as fun now as it was when you were a kid. The only difference now is that your bones creak and you get disapproving looks from your neighbors when you do it. Well, I say let osteoporosis and nosy onlookers be damned, go climb whatever you feel needs to be conquered.

In honor of all the trees, walls and rocks worth climbing, I have compiled the top 25 climbing innovations, which will inspire you to pull a Peter Parker all over the neighborhood.