Engineers brave the extreme cold of the Arctic Circle to build one of the largest ice hotels in the world. By using cutting-edge tech, they'll move 15,000 tons of snow and ice to construct this modern marvel in just six weeks.Engineers brave the extreme cold of the Arctic Circle to build one of the largest ice hotels in the world. By using cutting-edge tech, they'll move 15,000 tons of snow and ice to construct this modern marvel in just six weeks.