By conducting a reverse image search on Reno Omokri's post on X, I discovered that only two of the posted photos were taken in Tanzania, while the other two were taken in Kenya. Therefore, it is evident that the four photos are not all captured in a single location.
A reverse image search revealed that the two photos from Nairobi, Kenya are from news articles published Click the link here
The other two photos were taken in Tanzania. One of the results included this articles
reporting members of the international federation of Red Cross and Red Crescent societies gather n a boat as resident are recused in an area heavily affected by floods