Toughest Place to be a...

Three Britons perform their regular jobs in tough locations, beginning with Staffordshire mine rescue worker Craig Notman working with unofficial gold miners in Mongolia.

Colin Window, a London bridge officer, goes to Bangladesh to work on the Buriganga river, one of the world's busiest waterways.

Emergency nurse Maria Connolly leaves the A&E department of the Royal Preston Hospital to work in Ciudad Juarez, Mexico - the centre of a violent drug war.