Expansions
Farrest expansions of the map. One base for each player close to their third expansion and another in the middle of these expansions.
Main base and natural
Here you can see one players main base and his close expansion on highground. Destroy nearby rocks to make shortcut to another mineral field.
Battlefield
Big field, where big battles can happen. Theres one extra expansion near that battle zone.
Whole map view
This is how my map looks.