Exposed on jagged granite peaks, in heavy snow and above tree line, Grady and Bill fight the bitter cold of Idaho’s Sawtooth Mountains. Here, Mother Nature throws a series of roadblocks at the pair, and a rookie mistake could end their journey.
By entering your email address, you agree to our Terms of Use
and acknowledge the Privacy Policy.
discovery
and its affiliates
may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the
Privacy Policy.