Denotes how fit you should be to complete this trip.
A Suitable for people of all fitness levels.
B For people looking to stretch their legs, but without having to do any training.
C Be prepared to sweat over a few long days.
D Consecutive long days of activity, requiring a good level of fitness.
E This trip requires a very high level of fitness and skill.
Denotes how technically difficult this trip is, and your required skill level.
1 This trip is not technical. The route is mellow and casual.
2 Some steep sections but generally on good, well defined trails.
3 The route can be rough and includes some steep sections, but does not require any technical scrambling.
4 Some scrambling or travel on rough terrain, possibly at higher elevations.
5 Involves difficult scrambling over rough terrain, possibly at high altitudes and requiring the use of ropes and climbing equipment.