You may want to look at the site below..
(Please visit the site to view this media)
The gore area can be constructed using either terrains, or templates or a combination of both.
the video shows a civil cell being placed, however it does not show how to create the cell. Whether creating the design as a cell to be re-used or disigning a single area the same methods can be used.
As time permits I wil be adding more instructional videos to the referenced site (Please visit the site to view this media)