‘World’s largest cave’ to be left in ‘natural state’
June 13, 2015
Vietnam’s Phong Nha-Ke Bang cave system will be left undeveloped for tourism, at least until 2030, Plans for a cable car to the area and
Vietnam’s Phong Nha-Ke Bang cave system will be left undeveloped for tourism, at least until 2030, Plans for a cable car to the area and
Vietnam’s Phong Nha-Ke Bang cave system will be left undeveloped for tourism, at least until 2030, Plans for a cable