By Evelyn, Claire, Lizzie and Katie Planet rock used to be a manufacturing center. Planet rock is more than 100 years old. You need a harness, rope, and a helmet to rock climb.Who ever is the belayer needs to know how to tie special knots. If you are going to belay you need a pignose and a grigri. The pegs on the rock climbing get changed every once in a few weeks changed. All the pegs are in different shapes and sizes.Arizonas largest indoor climbing gym Step 1. Put on a harness and a helmet Step 2. Get someone to belay you ( make sure they know how to) Step 3. Get attacked to the belayers rope Step 4. You are ready to rock climb 1 slide= everyone 2 slide =Katie 3 slide = Claire 4 slide = Lizzie 5 slide = Evelyn 6 credits = everyone