One of relaxation and good thought is to practice on and on, and things are new to our grip while exercising.
Practicing and learning to make shelter / bivouac is a must for every activist of the outdoors, so that at a certain moment we can overcome the bad things that exist in the mountain that often change.
There are many models and techniques in the form of shelter / bivouac, but all of them are subject to imagination, reference, and our flying hours in the field..
Batak learning equally - it is fun.