The entire Tailuge attractions are free. Swallow mouth is a famous attraction in Tailuge National Park. The section to Swallow mouth is also very dangerous and there are often rocks. If you are lucky, the attraction will be closed. There will be a place to rent a helmet for free before entering the swallow mouth. Because there are more rocks at the swallow mouth, in order to ensure the safety of tourists, everyone is required to wear a helmet. The swallow mouth view is very thrilling, one side is a cliff, the other is a canyon with rapid water flow. The rocks in the canyon have been washed through the water all year round, forming stones of different shapes, and everyone can give full play to their imagination.