Die 104 metres high Kalandula Falls of the Lucala River (Quedas da Kalandula), also known as Duque de Bragança Falls or Dianzundu Falls, are situated about 65 kilometres in the nothwest of the city Malanje and 80 kilometres in the northeast of the rockformations Pedras Negras de Pungo Andungo in the Malanje Province.
Angola 1949, Kalandula Falls.
Angola 1970, "Centenary 100 years postage stamps in Angola".
The illustration of the souvenirsheet is showing the Kalandula Falls.
Angola 2001, Kalandula Falls.
Angola 2008, Kalandula Falls (souvenirsheet).
The souvenirsheet was issued in the series "Water Resources".