No a lot of rivers are man made they can be made to prevent flooding or to get water in certain areas.
Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.
No, it is a naturally formed river.
The Nile River helped with crops the most every year in Summer - when it was too hot for the crops to be naturally moist, so the River was a nearby source for the farmers to use.
Not naturally
The Swan river is a naturally occurring river in WA.
The Amazon River, the second longest river in the world, is a naturally occurring phenomenon and was not built.
A river is cleaned up naturally by digestion.
A river naturally flows from high to low elevations by gravity.
Geographic features of the Nile River to the the Egyptions. Sorry Guys, I don't know much:(
!Every river
there is no river in China has floded every year . the Huang river flods every 10 years, it is the most serious river in China
Naturally made by the Colorado River. Which took millions of years of erosion.