Hoan Kiem Lake (Lake of the returned sword) is located at the heart of Hanoi and it is a historical lake and one of major scenic spots in the city. Hoan Kiem Lake (Lake of the returned sword) is located at the heart of Hanoi and it is a historical lake and one of major scenic spots in the city. According to the legend, Emperor Le Loi was boating on the lake when his magic sword, Heaven's Will, was grabbed by a turtle who quickly disappeared into the depths. All attempts to find either the sword