First along Yangtze river grand canyon , ends at nanjinguan , the Yangtze river xiling east , is the Yangtze river three gorges at the ends of the first portal |
two mountain river relative , gap , the formation of it , in a canyon river is only 200 meters , out of the pass , river widened to 2000 meters , out of the Jianghan plain ends at nanjinguan namely into the Yangtze river , which ends at nanjinguan , also known as its portal. |