These are the longest rivers in North America. The Mississippi-Missouri river system is the longest in North America with a distance of 6,275km. It is also the fourth longest river in the world, behind the mighty Amazon River (6,992km), the Nile River (6,853km) and Yangtze River (6,300km). These four great rivers are the only rivers that stretch beyond 6,000km in length.
The Mississippi River has its sources at Lake Itasca and Brower's Spring in Montana, and flows out eventually to the Gulf of Mexico.The deepest part of the Mississippi River is in New Orleans, where its depth could reach 200 feet (61m). The word" Mississippi itself" originates from Misi zipi, the French rendering of the Anishinaabe (Ojibwe or Algonquin) name for the river, Misi-ziibi (Great River).
At second, the Mackenzie-Slave River of Canada is the second longest river (4,241km) in North America and empties into the Beaufort Sea. The river starts life at British Columbia, Canada, from which it flows through the Canadian Yukon Territory and into the U.S. state of Alaska.
More lists on the world's longest and largest river systems: