Bear Grylls’ near-death experiences from boa constrictor attack to falling 16,000 feet
Aged just 21 in 1996 – before anyone had ever heard his name – Bear was skydiving over Zambia during an SAS training exercise ...
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Man who climbed Everest explains the 'Death Zone' and how it could kill you in 5 minutes
Ian Taylor tackled the world's highest mountain in 2008 and has now offered insight to the realities of the challenge ...