The Transverse Ranges forms the perimeter of a series of basins that begins with the Santa Barbara Channel on the west end, and moving eastward there are the Ventura Basin, San Fernando Valley, and the San Gabriel Basin.
The Transverse Ranges forms the perimeter of a series of basins. These basins begins with the Santa Barbara Channel on the west end. There is moving eastward. There are the Ventura Basin. There are San Fernando Valley. There are the San Gabriel Basin.