Description: How did the Vikings survive the brutal Scandinavian winters without electricity or modern insulation? In this video, we dive into the incredible survival tactics of the Norse people. From the science of wool insulation to the "living furnace" design of the Viking longhouse, discover how ancient engineering kept families warm in sub-zero temperatures. To help your video go viral, you need a mix of historical intrigue, survivalist "hacks," and keywords that tap into the massive Viking-interest niche (popularized by shows like Vikings and The Last Kingdom). Here is an SEO-optimized kit for your video: SEO-Optimized Description Title Idea: How Vikings Survived -30°C Without Modern Heating ❄️🛡️ Description: How did the Vikings survive the brutal Scandinavian winters without electricity or modern insulation? In this video, we dive into the incredible survival tactics of the Norse people. From the science of wool insulation to the "living furnace" design of the Viking longhouse, discover how ancient engineering kept families warm in sub-zero temperatures. We explore: Why wool and fur were the ultimate survival fabrics (even when wet!). The secret of thermal mass in turf walls and sod roofs. How livestock and central hearths turned homes into heated shelters. The Viking diet: Smoked, salted, and dried foods that fueled them for months. The Vikings didn’t just survive the cold—they mastered it. No tech, just pure grit and smart design. #vikingage #norseculture #survivalhacks #primitivetechnology #historybuff #medievallife #bushcraftsurvival