Evaluation of the Avalanche Danger in Northwest Rila Mountain - Sustainable Development in Mountain Regions: Southeastern Europe - page 100

Fig. 9.5 Tourist infrastructure and avalanche danger in Northwest Rila Mountain. (1) Outlined in the relief and well-formed circuses; (2) Embrionic, shallow
circuses with steep slopes; (3) Tourist hostels and shelters; (4) More important marked paths; (5) A region with a high avalanche danger. Avalanches drop at
certain conditions non-periodically; (6) A region with a high avalanche danger. Avalanches fall a few times during the season along the well-known routes.