Cool boulder right off the left side of trail. Couple of fun variations to climb, and a nice little warm up spot.
Hike north on Tumbled Rocks Trail and after you pass the Alpine Club talus field you should see this boulder in the woods just off the left side of trail.
Browse More Classics in Trail Side Boulder
Mountain Project's determination of some of the classic, most popular, highest rated routes for Trail Side Boulder:
Slab V0-1 Boulder
Corner V2 Boulder
Featured Route For Trail Side Boulder