Winter Camping in Underground Bunker - Digging a Primitive Survival Stealth Shelter by Hand
@Outdoor Boys·Shelter·29.6M views·6 years ago
Thirteen-month time-lapse of hand-digging a underground survival shelter from fractured rock, building roof structure and Dakota-hole fireplace, then camping overnight in freezing conditions to test thermal performance and fire safety.
underground-shelterfire-managementcold-weather-survivalstructural-engineering
