三门峡的由来陇海铁路修建之前，黄河是古长安到黄河下游各省的交通要道。三门峡原是黄河中游的著名峡谷之一，在峡谷的进口处，有３座石岛，由坚硬的闪长玢岩构成，将水道分成３股激流，靠近南端的１座较大的岛叫“鬼门岛”，河中心１座鱼鳞形的岛叫“神门岛”，与北岸相... Origin of Sanmenxia Longhai Railway built before the Yellow River is the ancient Chang’an provinces to the lower reaches of the Yellow River traffic arteries. Sanmenxia is one of the famous canyons in the middle reaches of the Yellow River. At the canyon’s entrance, there are 3 stone islands consisting of hard, diorite porphyrites, dividing the watercourse into 3 rapids. A large island near the southern tip called “ Hell Island ”, a center of the river fish-shaped island called“ Shenmen Island ”, and the North Shore phase ...