Bas-Languedoc
The Bas-Languedoc together with the Haut-Languedoc form the Languedoc landscape in the south of France .
It lies between the Haut-Languedoc and the Mediterranean Sea and extends over the departments of Hérault , Gard and Aude , all of which belong to the Occitania region (administrative region) .
Big cities are Narbonne , Montpellier and Carcassonne .