The Rocky Mountains.
what river begins in the arkansas mountians
Columbia river.
The major river that begins in British Columbia and flows into the American state of Washington is the Columbia River. It is the largest river in the Pacific Northwest region of North America.
mountains
Mountains
The Columbia River flows from British Columbia, through Washington State and then creates the border between Washington and Oregon before flowing into the Pacific Ocean The river rises in the Rocky Mountains in British Columbia, Canada, flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state of Oregon before emptying into the Pacific Ocean.
mountains
the Columbia River
The Amazon River begins high in the Andes Mountains
some where in the Canadian Rocky Mountain Range
The Yukon River flows through Alaska. The river is also in British Columbia and Yukon, Canada. It begins in British Columbia.
it begins in colunbia and end in Peru