Scott Coldiron is that rare and lucky climber who gets to discover and develop an entirely new area: the massive ice and mixed climbs of the Cabinet Mountains in Montana. After a few years of under-the-radar development, 2018 and 2019 have been the biggest years yet on the Thunderdome cliffs and the alpine climbs nearby. AAJ editor Andy Anderson gets the full story.

The Cutting Edge is presented by Hilleberg the Tentmaker (hilleberg.com). This podcast is produced by the American Alpine Club.