Now things get a bit more complicated. First we have to be familiar with maps.
We learn in school that a map should have the following parts:
A title -- indicating what the map represents.
A key -- or legend that tells what all the symbols on the map represent.
A scale -- that lets us know the size of the area the map covers. (How many inches or centimeters on the map equal how many miles or kilometers in the real world.)
A compass rose -- or a "north arrow" that tells us how the map is oriented; where north is on the map