VOV.VN - A newly discovered cave featuring a rare internal waterfall has been found in Phong Nha–Ke Bang National Park, highlighting the area’s vast and still largely unexplored karst landscape.
VOV.VN - An expedition team of Jungle Boss Trekking Tours of Vietnam have just discovered a lake with unexpected depth and coldness in the core area of Phong Nha - Ke Bang National Park in central Quang Binh province.