Listen to Ganga Ji Ki Mahima Koi Na Jaane online. Ganga Ji Ki Mahima Koi Na Jaane is a Hindi language song and is sung by Super Cassettes Industries Private Limited and Kumar Sanu. Ganga Ji Ki Mahima Koi Na Jaane, from the album Ganga Ji Ki Mahima, was released in the year 1996. The duration of the song is 5:05. Download Hindi songs online from JioSaavn.