This covers the extensive but fairly undeveloped bouldering along the Geology Tour Road. While a majority of the problems are close to the road some problems require hiking as much as 30 minutes or more. Good coverage exists in the Joshua Tree Bouldering Guide (Miramontes) but lots of new stuff has gone up since it's publication.
1.5 - Backcountry Board (on left/east side of road)
3.2 - Western Belt (on right/west side of road)
3.6 - Western Belt (on right/west side of road and at marker #5)
3.8 - Shark Fin Area (on right/west side of road)
4.2 - Volcano Boulder Area/Human Sacrifice Cove (on either side of road at marker #6)
4.5 - Tour Boulders/Dike Boulder (on either side of road)
5.3 - Squaw Tank (on left/east side of road at marker #9)
Approach by driving down the Geology Tour Road and park as noted in the particular bouldering area description.
Browse More Classics in Geology Tour Road Bouldering
Mountain Project's determination of some of the classic, most popular, highest rated routes for Geology Tour Road Bouldering:
Featured Route For Geology Tour Road Bouldering
Slashface V3 R CA : Joshua Tree National Park : ... : Slash Boulder
Another of Joshua Tree's finest boulder problems, this ascends the center of a beautiful vertical face peppered with juggy slashes. The crux is encountered fairly low on the problem, leaving many airy jugs to be savored. The problem tops out at around 25 ft. with an easy, yet committing mantel. ...[more] Browse More Classics in CA