The Central Highland’s million-year-old rocks 13 March 2023 bwsadmin News Travel Vietnam Unusual hexagonally-shaped million-year-old rocks have become a unique tourist destination in the mountainous Central Highlands’ Gia Lai Province. Source: VNExpress International, https://e.vnexpress.net/photo/places/the-central-highlands-million-year-old-rocks-4579224.html