UNIT 5: WONDERS OF VIET NAM.
Ha Long bay
Phong Nha cave
Can Gio (HCM city)
Ban Gioc waterfall ( Cao Bang)
Cuc Phuong national park
Thang Long citadel
Hoi An
Group4 : Introduction of Son Doong cave
* Location:
-Son Doong Cave in Quang Binh Province, Vietnam is considered the largest natural cave in the world.

-This cave is located in Phong Nha-Ke Bang cave complex.
* Features of the Son Doong cave
The cave is 150 meters wide, 200 meters high and 9 kilometers long.
-Son Doong is so big that it can accommodate 40-storey buildings. The cave was first discovered by a local resident in 1999. But it was not until 2009, when a British expedition explored the world to know this beautiful cave.
-Son Doong Cave has 2 entrances - very rare in caves surveyed in Phong Nha - Ke Bang National Park.
-Deep in the cave, people will be surprised by the magnificent and majestic beauty of countless stalactites, including many stalactites up to 70m
-In the center of the cave, at a place explored by the adventurers ( nhà thám hiểm) of the Garden of Eden, people will encounter( gặp gỡ ) a magnificent ( tráng lệ) rainforest, shining with the light blue of the grass and many animals such as: birds, snakes, monkeys,...
* I think you go to Son Doong Cave once because it is very beautiful and is recognized as the largest cave in the world.