Abstract: The Huanglong scenic spot is world-famous,which includes travertine source spring,colored ponds,sinter flow beaches and waterfalls,etc.The stability of the travertine landscape attracts more and more attention.An investigation of geo-environment related to the formation of the travertine landscape,especially the dynamic changes in water circulation system and the development of the landscape was carried out.The results indicate that the Huanglong travertine landscape is stable at present,but it is in its gradual decline stage and this decline is a reoccurring procedure.The decline could be controlled if propert protection measures are taken.