I don't know about the maps, but here is a site that can provide ideas and help.
There is no official map of the entire system.
There are 7 of them. There is not such thing as telluric energy.
A map of Canada shows Hudson's Bay.
easy to ride
It may be a map that shows city parks, bicycle trails, ecological walks, etc.
you need the location of all the places, paths and where something is.
easy to ride
jerseytobaccoGeography Thematic map
See this link.
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Holdfast bay. Not much of a bay, but it got that name anyway. The large body of water that's actually visible on a map is St Vincent's Gulf, but I'm sure if you had a map you'd know that :)
It tells us if it rains,sunny,thunder,ice,etc.