Mountaineering and trekking 
Areas of small stones (carries or quarries)(0)
These rocky areas differ from areas of large boulders or blocks of greater instability of the ground due to move “sets” of the stones that lining, which act much like sand or powder. In this sense, these places can be crossed without problems depending on the degree of slope, and taking into account safety considerations, [...]
Areas of steep terrain
Regardless of the type of soil that covers it (rock, snow, soil, vegetation, etc.)., The steep terrain, sloping, steep to be transitive (raised or lowered, climbing or down climbing) given certain precautions: Do not walk ahead of the slope . What forces you to walk in diagonal or zigzag, and forever (especially if it was [...]
Areas of large rocks or stones (scree or blocks)
The scree, crags and rocky ground, areas of loose rocks or stones more or less large (larger than a football about) can be ground fairly easy to navigate on foot, as long as they know how. Failure to understand and master the techniques of running in this type of soil, a fall can cause serious [...]
Areas of dense vegetation
Places of dense, shrubby or bushy as beech forests or coihue of Araucania and Patagonia are virtually impenetrable and can cause unpleasant surprises in the security group if they do not follow certain rules designed to facilitate foot traffic. The breaks or stops grouping should be in comfortable places, that is, less dense vegetation. Typically, [...]