Megastructures: Rock Eaters of Iceland (2006)
Douban
伟大工程巡礼：巨大挖掘机
genre:
Documentary
region:
United States
language:
English
length: 47m
release date: 2006
overview
In Iceland, a giant tunnel boring machine called 'Jaws' has chewed up nine miles of basalt to aid a hydroelectric project. See the rock cruncher at work as it burrows deep down.