Broad Boundaries

Nor - the northern most region of the map, spans about 3000 miles from east to west. It's said to take up almost half of the known world.

Mide -

the middle of the map, the forest itself is a couple hundred miles. The waterfall is said to "reach the sky."

Wes -

Unseen on the map but Wes is about the size of Mide. All the humans moved to Mide after it started getting to hot to live outside.