In the North of Portugal, consisting of karst plateau Valley with a river flowing through the landscape as the type, and plain is low. With vast coastal plains and slopes gently down to the Atlantic Ocean.
Northern Portugal include mountain plateau and valley with a river running through. The terrain is flat and low hills with vast coastal plains, gently sloping down to the Atlantic Ocean.
In the north of Portugal consists of mountains, plateau and valley of river flow. Terrain is a short hill and plain to the coastal plain is low, with vast gently slope down to the Atlantic .