Bolton is nestled in Northwest Vermont, just 25 minutes from Burlington. This guide currently includes 430 boulder problems ranging from V0 to V13 (including 17 projects). Most have full color zoomable photos and lines. This guide also provides navigation and GPS-enabled maps that will show you where you are, so you can find the boulders easily.
Purchase a license HERE, then download the free Gunks app from your favorite store.