For the summit days the maximum guide to guest ratio is 1:1 For the other days the maximum guide to guest ratio is 1:2 so you may invite a friend along and share the cost.

Also known as the Spaghetti Traverse this trip offers the possibility of summiting 10 4000m peaks in less than a week if the conditions are good.

A five days programmes designed to maximise the chances of success in tackling this iconic peak of the Swiss Alps.