Survival expert Bear Grylls puts himself into potentially life-threatening situations to show the how-to, hands-on, step-by-step instructions on everything you may need to know when faced with a worst case scenario.
Overview：Survival expert Bear Grylls puts himself into potentially life-threatening situations to show the how-to, hands-on, step-by-step instructions on everything you may need to know when faced with a worst case scenario.
