HomeUSACaliforniaJoshua Tree National Park*Joshua Tree Bouldering*Black Rock Canyon Bouldering Ron Hubbard's BoulderL. Ron Hubbard's Stack of Rocks MantleV0DianeticsV0+V0-boulderingFA 4-8-19UPDATED BY vietnguyen Tick this climbDescriptionRoutes in L. Ron Hubbard's Boulder1L. Ron Hubbard's Stack of Rocks MantleV0Bouldering2KinematicsV0-Bouldering 3DianeticsV0+Bouldering4L. Ron Hubbards Stack of RocksV-easyBouldering5Introduction to Rock ClimbingV-easyBouldering