HomeGalleryMountain and CavesNEWSSon Doong cave Great Son Doong cave TieuPhu 16/10/2012 Gallery, Mountain and Caves, NEWS, Son Doong cave No Comments Son Doong, the largest cave belongs to the Phong Nha-Ke Bang National Park grotto system in central Quang Binh Province, has been discovered to be the largest in the world. Tweet Pin It Related Posts History & People Genaral Vo Nguyen Giap About Quang Binh Quang Binh province to host cave ... History & People Ancient coins unearthed in Quang Binh Leave a Reply Cancel reply Save my name, email, and website in this browser for the next time I comment.