It is characterised by a coastal ridge and the scenic cliffs typical of the north coast, declining in altitude further inland.
The river serves as the main drainage course for the area behind the coastal ridge.
Clarenville has developed in a narrow strip between the coastal ridge and the sea.
The coastal ridge, the valley between it, and these foothills run down through Mendocino County.
In some cases, such as in Encinitas, a whole city can be bisected by a coastal foothill ridge.
Paragliders launch from the coastal ridge, wind providing.
The steepness of uplift has created a coastal ridge forming a drainage divide parallel to the coast.
The main creek flows southwesterly from the confluence through a gap in the coastal ridge.
As forage grew scant the herds had ranged far south between the beach and the coastal ridges.
Most modern research places the city on a coastal ridge near a wetland lagoon.