Whether you're an experienced backcountry skier or intermediate snowboarder looking to ramp up your out of bounds expeditions, Brittany and Frank Konsella have the cred to guide you to the state's special runs. Both have descended all of the state's 14ers on skis and Brittany was the second woman to accomplish that feat. They know where the sweet lines are. Backcountry Ski & Snowboard Routes: Colorado--part of the popular series--includes backcountry routes focused on the Front Range and the San Juans, with other routes in the Sawatch Range, Elk Mountains, Mosquito Range, and more.