Due to a “navigation” error, three Israeli snowboarders were trapped at the summit of a freezing mountain in Japan for nearly 24 hours. The men, who are all IDF reservists, couldn’t be rescued immediately because of weather conditions. So they built an igloo and huddled together to stay warm.
https://worldisraelnews.com/we-built-an-igloo-israelis-rescued-from-freezing-mountain/