 Primary industries sustain small cities in regions of Abitibi-Témiscamingue, Saguenay–Lac-Saint-Jean, and Côte-Nord.The Labrador Peninsula is covered by the Laurentian Plateau (or Canadian Shield), dotted with mountains such as Otish Mountains.The Ungava Peninsula is notably composed of D'Youville mountains, Puvirnituq mountains and Pingualuit crater.