Ob River, Russia, Asia, 3,650 kilometers

The Ob River is located in Russia in the continent of Asia.

It is 3,650 kilometers long.

It is an important river for the transportation of goods, and it has been used for this purpose for centuries.

The Ob River has a rich ecosystem and is home to a variety of fish and other animals.

People visit the Ob River for recreational activities such as fishing, boating and camping.

There are environmental issues such as pollution and over fishing that have affected the Ob River.

The Ob River is an important geographic feature for many cities and towns in the region.

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