Easy
Usually a walk covering a considerable distance
of up to some ten km, it can also involve climbing a peak at an easy pace.
An easy walk involves a full day's activity taking three to five hours.
Moderate
A moderate walk requires a good level of fitness
and involves climbing a numbers of peaks over a considerable distance at
a moderate pace. This involves a full day's activity five - six hours.
Difficult
Requires a very high level of fitness and involves
climbing a number of peaks at a fast pace over exposed terrain. Suitable
for experienced mountaineers only. This involves a full day's activity six-
eight hours.