The territories are not capped, of course, only in winter. Regions of Araucania and Patagonia have perpetual snow, ie, cover their mountainous areas throughout the year. Even elsewhere in the world unless you can find snow cold in summer, but will be an old snow, debris left in height of the winter season. Therefore, either hiking or trekking in the winter and summer version, it is known as running in snow.
It will be useful then to know the types of snow, because each has a feature that involve a type of foot traffic or another. In any case, the key to know is that a patch of snow is more or less hazardous depending on its hardness, the slope of the ground cover, texture and relief of its surface, and the consequences involving a fall on it. Thus, one should bear in mind that: