Canals so the water didn't flood the city.
The Amazon River, the second longest river in the world, is a naturally occurring phenomenon and was not built.
yes people did build canals in the Mississippi river so when boats came along is was easier for them to pass by
== Canals are the artificial river like structures built for 1) Irrigation 2) Waterways (transport)
No Egypt is built around The Nile River
Yes, there is 53 dams along the Amazon river. It is a very long river.
Hobart is built along the shores of the Derwent River.
Yes, there are several hydroelectric facilities along the Amazon River.
Amazon River
Albany
cold
yes