When you look at a map of the world, it makes sense to assume that Greenland and Africa are similar in size. But in reality, the African continent is 14 times as big as the icy northern land mass.

Travel maps have a scale of 1:125,000. This means 1 cm on the map represents 125,000 in the real world or 1 cm = 1.25 km. These are used by drivers travelling long distances.