Building a Warm Winter Shelter for Survival

In a wild forest on the edge of a ravine, the perfect place to build a bushcraft-shelter. In this forest, there are a lot of wind-fallen trees, many of which hung when they fell. the dead trees were turned into logs and wedged between the trunks of living pines. The roof was made of the bark of fallen oaks, and the stones for the fireplace from the bottom of a ravine