This all came about over a few beers and the fact that the wife of one of the group has had breast cancer, which seems to have been treated successfully!
The general feeling was that it would be nice to do something in return for all the hard work and research that made it possible for her to beat it and to enable better cures to be developed that will eventually eradicate this disease.
The National Three Peaks Challenge takes in the highest mountains in Scotland, England and Wales, often in 24 hours.