Thanks to Sustainer for sending us these excellent photos.
This is the largest earth mover in the world, en route to an open-pit coal mine. It's cheaper to move fully assembled.
A few specs: $100m price tag, 5 years to design & manufacture, 5 years to build, 311ft tall & 705ft long, requires 5 operators, bucket wheel has 70ft diameter, 20 buckets each able to hold 530ft3 of material, max speed 1/3 mph.
But where is the missing dozer?