'Legends of mountains, caves and river of Ninh Binh' is a collection and introduction of texts of stories and legends about the creation or association with the place names of mountains, caves and water rivers in the area of Ninh Binh province. The main content of the book is divided into 2 parts. Part one introduces to general features of geographic location, economic - cultural - social characteristics of Ninh Binh province. The second part is about a system of stories and legends with contents and meanings about mountainsm caves... in Ninh Binh. The specific contents of each chapter are as follows: introduction about some legends: Legend of Sword mountain, Legend of the hawk flying back...; The text system of legends; General comments and assessments.