In March 2018 an international team of scientists gathered in a remote valley in the Canadian Rockies to conduct a unique experiment - to attempt to see into the heart of a massive avalanche to see if we can find ways to save lives in the future. Avalanches kill hundreds of people every year. Even in the UK 25 people have been killed by these forces of nature since the year 200... 更多精彩影视内容尽在manjiudeng.com，免费无广告极速播放 manjiudeng.com为您推荐最新热播电视剧、高清电影在线观看
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2026-02-24
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