To most of us, icicles grow naturally, usually off the roofs of poorly insulated houses. But at Utah-based Ice Castles, man-made icicle farms are growing 15,000 icicles a day. ow else do you think giant ice palaces get built? Welcome to the world of icicle farming.
It may not offer the toehold-challenge of traditional rock climbing, but then, traditional rock climbing doesn't usually come with a paycheck. These climbers have been employed to scale huge wind turbines for maintenance, which is green in so many ways.