D 2020 (ZDF Terra X/ arte) - 45/ 52min
Director: Iris Gesang | Production Manager: Kerstin Peterssen @ Spiegel TV Co- und Auftragsproduktionen | Editor: Christian Timmann

Five research teams take us to the different regions of Vietnam: speleologists explore the vast underworld of the massive karst mountains, conservationists look after endangered animals and habitats, and historians trace the consequences of the Vietnam War.