"Improvise, adapt, and overcome." Bear Grylls and his crew lived by this mantra while filming episodes of Man vs. Wild. Here's how hikers can adopt it.
At the military's top-secret survival school, Air Force crews learn how to escape their worst-case scenario — shot down behind enemy lines. With the highest level of access ever granted to a journalist, our scout learns how to escape when Mother Nature is only one of your worries.