Congo River lies in the northern province Haut-Uele of DR Congo: There are at least four bridges on the Lulua river in the provice of Kasai of DR Congo: Angola - DR Congo border: Lower Congo (Matadi - Pioka): DR Congo - Congo Republic border: Upper Congo (Irebu - Ubundu): On the minor tributaries of the great Congo there are noumerous river crossings, which cannot be included here. Congo River The great Congo River (also spelled Kongo River and known as the Zaire River; ; ; ) is the second longest river in Africa, shorter only than the Nile, as well as
Flooding of the Nile Flooding of the Nile The flooding of the Nile () has been an important natural cycle in Egypt since ancient times. It is celebrated by Egyptians as an annual holiday for two weeks starting August 15, known as "Wafaa El-Nil". It is also celebrated in the Coptic Church by ceremonially throwing a martyr's relic into the river, hence the name, The Martyr's Finger (, ). Ancient Egyptians believed that the Nile flooded every year because of Isis's tears of sorrow for her dead husband, Osiris. The flooding of the Nile is the result of the yearly monsoon between May and