The Mekong Delta is the southernmost region of Viet Nam, comprising one city and 12 provinces. The Delta is formed by a huge amount of silt and has been extended together with the sea level rise over the years. The Mekong Delta is famous for its complex network of rivers and canals, immense orchards, abundant farming products and open-hearted, generous and honest people. The region has a number of national parks, bird sanctuaries with countless rare species of birds, animals and plants. This region is home to many traditional folk festivals with art types typical of river areas such as Cai Luong, singing duets and dances of the Khmer people.