Clearly visible from Bozeman, Frog Rock is a beautiful collection of limestone jutting up from the hillsides of Bozeman Pass. As a climbing location, route dificulty ranges from 5.7-5.14. For a map of detailed route information on Frog Rock, click here.
Directions: Start at the new (2010) Chestnut Mountain trailhead on Trail Creek Road, just a few hundred yards from the I-90 Trail Creek exit. The trailhead is about a 10 minute drive from the I-90 Bear Canyon exit. For a PDF map of the trail, go to: www.gvlt.org/wp-content/uploads/2010/12/Chestnut-Mt-Map-Flyer.pdf