00:00This Alps tunnel breaks a school rule.
00:02Earth gets hotter deep down.
00:04Deep inside the Alps, rocks cook at 122 degrees Fahrenheit.
00:09That's hotter than a hot tub.
00:11Engineers pumped frozen water through the rock, cooling it like a giant fridge.
00:16This amazing tunnel proves you can beat nature's rules.
00:19More facts in the link in bio.
