Government and UN officials say as many as 680,000 people have been affected as rainy season floods main rivers.
West Africa is reeling from severe flooding following heavy rain.
Worst affected is the small nation of Benin, where about 43 people have been killed and many others others have lost their homes.
The receding waters are revealing the true extent of the damage.
Al Jazeera’s Jonah Hull has this exclusive report.