>>2102712
>EU5 will release with 7 main graphical archetypes . As well as impacting unit appearance, archetypes are also the primary way we have divided several other parts of the game, such as character portraits, city buildings, event illustrations, and UI skins. These archetypes are:

Central American
East Asian
European
Middle Eastern
North American
South Asian
Subsaharan African

The map is not official, it's user made