The Columbia River is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia, Canada. It flows northwest and then south into the US 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.
The Columbia River is 1,243 miles (2,000 km) in length. It's source is a small spring at Canal Flats on the south shore of Columbia Lake. Its drainage basin is roughly the size of France and extends into seven US states and a Canadian province. The Columbia has the greatest flow of any North American river entering the Pacific.
TheColumbia Wetlandsis a 15,070 hectarewetlandin theColumbia Valleyregion of southeasternBritish Columbia,Canada. It was designated awetland of international importanceonWorld Environment Day, June 5, 2005, and is the thirty-seventh such site in Canada. The Columbia Wetlands are a significant feature of the Columbia Valley and extend from Canal Flats to north of Golden, BC a distance of roughly 160 Km (100 miles). It is "one of the longest intact wetlands inNorth America" and forms theheadwatersfor theColumbia Riversystem, and "comprises a regionally unparalleleddiversity". The wetlands are bordered on the east by the Canadian Rockies and the west by the Purcell Ranges, which creates some stunning scenery and opportunities for landscape photography.