Hoa Lu (Vietnamese: Hoa Lư) is a district (huyện) of Ninh Binh Province in the Red River Delta region of Vietnam. Vietnamese ( tiếng Việt, or less commonly Việt ngữ) formerly known under French colonization as Annamese ( see Annam) |||} The provinces of Vietnam are divided into districts ( huyện) provincial cities ( thành phố trực thuộc tỉnh) and Ninh Bình ( Vietnamese: Ninh Bình Han Tu: 寧[[wikt 平|平]] is a province of Vietnam, in the Red River Delta region The Red River Delta ( Đồng Bằng Sông Hồng) is the flat plain formed by the Red River and its distributaries joining in the Thai Binh River in northern Vietnam (ˌviːɛtˈnɑːm Việt Nam) officially