Murray-Darling River, Australia, Oceania, 3,370 kilometers

The Murray-Darling River is located in Australia and is the longest river in Oceania at 3,370 kilometers.

The river is important to the region economically, historically, and ecologically.

It was first discovered by Europeans in the 1700s and has a long history of human settlement.

The river has a wide range of ecosystems and is an important source of water for many species.

It is popular for recreational activities such as boating, fishing, and swimming.

There are a number of environmental issues related to the river, such as pollution, over-extraction, and salinity.

Conservation efforts are underway to protect the health of the river and its surrounding environment.

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