The Marion 7820 Walking Dragline is a monster of a machine. Picture a crane on steroids attached to a truncated ocean tanker. When the dragline's boom is fully extended, the Marion wouldn't fit into Pro Player Stadium. It weighs more than four million pounds and rests on two 52-foot-long treaded shoes. This industrial titan may be mobile, but agile it is not; to drive this beast two miles... More >>>