Friends have been cutting ice, building castles since ‘87 One by one, the mammoth blocks of crystal-clear ice slide off the conveyor of an antiquated ice harvesting machine and are pushed to the side of Green Lake in Spicer using Bobcats. Volunteers constructing the castle in Spicer in January. Photo by Scott Thoma As if by magic, each block begins to take on a blueish-colored tint as the sun penetrates the ice. From there, a crane operator grabs a block and maneuvers it into