How many Zones be there ?

Inuit Canoeist

Of the Frozen Zones.

Wright's map of 1598, incorporating Fretum Davis, top left corner

But let this saying therefore of the Prophet Isaiah be your full satisfaction, to confirm that which by experience I have truly spoken: "For thus saith the Lord that created the heaven, God himself that framed the earth, and made it, he that prepared it, he created it not in vain, he framed it to be inhabited." Isaiah 45:18.

Of the Temperate Zones.