Am Phu Cave is found inside Thuy Son, it's the longest cave while in the Marble Mountains, measuring 302 meters extended. The cave is referred to as “the hell” since it was dim and slightly Frightening prior to now. The monks give its roomy chambers, modest passages and normal formations https://raymondpiyn53208.answerblogs.com/28214778/ab77-trang-tai-ab-77-game-hay