Mountaineering instructor Sam Marshall joined the REME as a Private in 1988 and upon leaving 28 years later had become a Captain in the Army Air Corps. He has since embarked on many successful mountaineering expeditions and established his own company – Monkey Mountaineering – providing expedition solutions to customers in the UK and abroad.

This episode was sponsored by Westway Nissan, Aardvark Clearmine,Rugby4Heroes and Team Rubicon.