> It showed an area totaling just 20 square kilometers, a tiny place. The map was divided into 400 individual grid squares, outlined in light blue — a single sq

> It showed an area totaling just 20 square kilometers, a tiny place. The map was divided into 400 individual grid squares, outlined in light blue — a single square kilometer each. He means 20 kms squared, as opposed to 20 square kilometers. The map should be 80cm x 80cm then.