Hello cartographers! Some helpful advice from a Dwarf Fortress addict.
As Javert indicated above, there are numerous options to display specific types of world map information from within Dwarf Fortress.
When you open a new world in Legends mode you'll see this main page:
At the bottom right you'll see d: export detailed map. This gives you a list of various map displays:
These might be useful to explore various aspects of a world. You may also find it useful to view a world in the Dwarf Fortress Legends Viewer, a tool which explores various details in a world's history. Examples:
I look forward to enjoying the fruits of your efforts!