With the advent of the era of mass tourism, there are more and more tourists, and it is easy to be a highly crowded tourists group. It is obvious that the crowded are difficult to be controlled and evacuated, as a result, more and more accidents occurred in tourists crowded places. Strengthening and improving the safety management of tourists crowded places has become an urgent and important task of tourism management department. Based on the starting point of the description of crowded people and public denselygathered people in domestic and foreign laws and regulations, by combining the existed achievements, by using the definition of the crowded people place, this paper defines the concept of tourists crowded places, discusses the feature of highlycrowded tourists places, based on this, analyzes the risk types of the highlycrowded tourists places and riskinducing factors, and finally puts forward the related research topics for highlycrowded tourists places according to the research progress in crowded places of people. 