Have you tried experimenting with regions yet?
#Hiding parts of a map
jovial glacier
sharp river
The term is unfamiliar and I doubt you mean levels, so clearly not.
sharp river
Have you tried experimenting with regions yet?
Can you tell me where to find them and I suppose I can delete the suggestion afterwards if it matches what I was thinking?
jovial glacier
you can go to 
button in top left > user settings > enable regions pod, and then you'll have a new pod in your GM tools where you can draw regions and hide them/reveal them, etc
sharp river
Yes that works, I'll delete this now. So many things hidden in this