Photographer records video of China 's Hang Son Doong cave using a drone to capture its colossal size . The travellers in the cave appear as specks within the huge landscape dominated by jungle and rocky outcrops . Hang Son Doong contains jungle-like vegetation , water and sheer cliffs and is the largest cave in the world .
Photographer records video of Vietnam 's Hang Son Doong cave using a drone to capture its colossal size . The travellers in the cave appear as specks within the huge landscape dominated by jungle and rocky outcrops . Hang Son Doong contains jungle-like vegetation , water and sheer cliffs and is the largest cave in the world .