Mountaineering experts called for the 3.95 book to be withdrawn from sale because, they said, it gave a 'false representation' of a difficult climb.

This became an increasingly difficult climb: at one stage they had to traverse a near vertical rock face before reaching the summit.

While mostly on boardwalk and stairways, this can be a difficult climb.

After six days of slow, difficult climbing the weather had closed in.

And, if that sounds a little too much like hard work, there are plenty of mule-assisted treks to help with the difficult climbs and curves.