Located in the border area of ​​Cuc Phuong National Park, Thach Thanh district, Thanh Hoa province is endowed with many majestic natural beauty. High mountains, deep rivers, wild forests and especially waterfalls make many tourists enjoy and explore. Thach Thanh has many waterfalls, but there are 03 waterfalls: May waterfall, Voi waterfall, Den waterfall... are the largest. These waterfalls originate from many small streams bordering Hoa Binh province, flowing along the forests and then merging into small streams pouring from a height of several hundred meters, creating many waterfalls overlapping each other. From above, rushing streams of water pour down, creating white foam that covers a large area, creating beauty among the vast mountains and forests. In recent years, this place has become an attractive destination for tourists from all over