This month's programme follows landscape photgrapher Colin Prior as he begins a five-year project to capture the majesty and grandeur of the Karakoram mountains in Pakistan.

Adventure Show special following landscape photographer Colin Prior as he sets out to capture a definitive record of three iconic mountains of the north west Highlands.

Colin Prior challenges himself to produce a body of work that will draw attention to the highly precarious nature of life on four islands – Harris, Lewis, Eigg and Canna.