Until the August of 2010, Vietnam has 30 national parks, with the area of 10,350.74km2 (620, 10km2 of those are the sea area) which cover about 2.93% of the land area. National parks in Vietnam: Ba Be, Bai Tu Long, Hoang Lien, Tam Dao, Xuan Son, Ba Vi, Cat Ba, Xuan Thuy, Cuc Phuong, Ben En, Pu Mat, Vu Quang, Phong Nha - Ke Bang, Bach Ma, Nui Chua, Bidoup Nui Ba, Phuoc binh, ...