阿巴拉契亚山地是北美洲东部高地的一部分。山地主体的阿巴拉契亚山脉 ,从东北向西南延伸 ,大致与海岸平行。它北起加拿大纽芬兰岛西部 ,南到美国东南部亚拉巴马州的中部 ,长约 3 0 0 0千米。山地在加拿大和美国新英格兰地区宽约 13 0千米～ 160千米 ,向南最宽可超过 5 0 0千米 The Appalachian Mountains are part of the highlands of eastern North America. The mountainous Appalachian Mountains, extending from northeast to southwest, are roughly parallel to the coast. It starts from the west of Newfoundland in Canada to the north and reaches the middle of Alabama in southeastern United States, about 3 000 kilometers in length. The mountain range is about 130 km to 160 km wide in Canada and the United States New England region, with a maximum of more than 500 km to the south