Cuc Phuong national park, recognized in 1962, is one of Vietnam's most important nature reserves. The park's primary tropical forest is home to an amazing variety of animals and plants. Several new species were discovered here recently. 7:30 AM, We depart from your hotel and head to Cuc Phuong National Park. Upon arrival, we visit the Cuc Phuong Endangered Primate Rescue Center which is habitat of lots of species like the Delacour’s Langur, Golden-headed Langur, Tonkin Snub-nosed Langur and Black Crested Gibbon. Leaving the Rescue center, we stroll along forest paths exploring the primary forest. We stop for a picnic lunch with nature before continuing on to the cave of the Prehistoric Man, and walk through the forest century to the 1000 year old tree where you will learn more on the flora and fauna of Vietnam. The most famous in Cuc Phuong National Park is white butterfly system which is recognized by lot of experts. On the way, you may see some monkeys and pheasants. Drive back to Hanoi and we arrive at your hotel at around 17h30 – 18h00 hrs.