8:00 AM: Pick up at your hotel, travel to Quang Binh province, the narrowest part of Vietnam and famous for the Phong Nha - Ke Bang National Park which is listed on the World Heritage in 2003. Covering 85,754 ha of outstanding geological and ecological value, the site will let you immerse into sumptuous landscape of karst plateaus and rainforests by surveying its spectacular underground caves and rivers and discovering its abundance of endemic species.

On the way, stop to visit the well-known 17th Parallel. According to the agreement of Geneva, this historical site was the border of the Communist in the North and the Non Communist in the South of Vietnam. Visit the museum, flag tower, the Ben Hai River and the Hien Luong Bridge to learn more about the special history of this land.

Continue to the famous Vinh Moc Tunnel. Local people dug in 2 years (1965 - 1967) to create the system of 1.7 km long and 10 to 23 m deep tunnel which was used as bomb shelter during the Vietnam War. The site is evidence for the heroism of the Vietnamese people. 

Have breakfast at hotel then travel to the Paradise cave (Thien Duong cave). New surprises are waiting for you. Discovered in 2005, with 31.4 km long, 60 m high and 30 to 100 m wide, it is considered as the longest in Asia. After a short walk in the forest, you begin the discovery of this terrestrial paradise through the different rooms that amaze you with the grandiose stalactites and stalagmites both mystical and extraordinary.

Enjoy lunch at local restaurant then have a short transfer to discover the cave of Dark Cave (Hang Toi) with the series of sports activities. You will make the zip-line to enter the cave that unveils so many fossil prints. Finally, its bath of thermal mud available will help you to revitalize prodigiously.

Enjoy breakfast then have a short transfer to explore Phong Nha Cave. Discovered in 1994, this famous cave is well-known for its underground river and its system of fantastic stalactites and stalagmites. From the pier, you take the boat following the Son River to the gigantic gate of the grotto. Enjoy a leisure walk to admire the natural masterpieces by crossing some secret corners: Bi Ki Cave, Celestial Palace.

After lunch spend 2-hour hiking on well-marked trail lead through the botanic forest and one of the highlights is modestly sized but picture-perfect Thac Gio Waterfall. The tropical forest is beautiful, and different species of plants are marked with signs. Keep your eye out for orchids and birds. The hike is especially refreshing during the cold months of December to February.