A tributary is a small waterway that flows into a river.
The River Thames flows through London.
The Mississippi River flows through Memphis. It is one of the longest rivers in North America and an important waterway for transportation and commerce.
The Indus River rises in Tibet and flows through Pakistan to the Arabian Sea.
It flows from Colorado through Wyoming into Nebraska.
The Snake River flows through southern Idaho. This major river in the northwestern United States also flows through Wyoming, Oregon, and Washington.
The river that flows through Austria and comes out in the Black Sea is the Danube River. It is 1,771 miles long and is the most significant waterway on the continent.
A Tributary
The Cheyenne River flows through Wyoming and South Dakota and later joins with the Missouri River. The Cheyenne River flows 527 miles.
One waterway that flows into the Mississippi river is the Missouri River.
It is a tributary.
The primary waterway flowing through Baghdad is the River Tigris, which splits the city in two. The smaller Diyala River flows through the eastern outskirts.