These tours include a pet passion for the ecosystem life in tropical primeval forests like Cuc Phuong National Park, 140 km from Hanoi, a typical evergreen rain forest with five canopies, Nam Cat Tien Park, 159 km north of Ho Chi Minh City, the rainforest of Cat Tien is one of the last remaining lowland jungles in Vietnam, Can Gio recognized as the first biosphere zone in Vietnam by UNESCO, including 40,000 sqkm of forests.