The Missouri River flows north from Three Forks to Great Falls, where it bends east toward North Dakota. The Missouri drainage area is 1,371,000 square kilometers (529,350 square miles), one-sixth of the entire United States. Most of the rocks around the Upper Missouri River are sedimentary rocks. The Mississippi River is the second longest river in North America, flowing 2,350 miles from its source at Lake Itasca through the center of the continental United States to the Gulf of Mexico. Interesting facts about Missouri River. The Missouri River basin is home to a wide variety of animal and plant life. More Nile River facts. More Amazon River facts. Over 95 significant tributaries and hundreds of smaller ones feed the Missouri River. Steamboats were a popular means of transport along the river during the early 19th century. Many National Parks in the United States are located in the Missouri River’s watershed, including Glacier National Park, Yellowstone National Park, Badlands National Park, and Rocky Mountain National park. Chief tributaries include the Cheyenne, Kansas, Niobrara, Osage, Platte, and Yellowstone rivers, flowing in on the south and west sides, and the James and Milk rivers, entering from the north. The first Europeans to see the Missouri River were the Frenchmen Father Jacques Marquette and Louis Joliet, in 1673, when floating down the Mississippi. For most of its course, the Missouri flows across the Great Plains, one of the driest parts of North America. There are about 100 historic sites along the trail. Local flood protection, involving levees and bank stabilization, and a deeper river channel were provided on the Missouri itself from Sioux City, Iowa, to the Mississippi, a distance of 760 miles (1,220 km). Let’s take a look at some fun fact about the mighty Missouri River. Agricultural runoff, irresponsible development, and industrial waste are all … The river was largely impacted by the Ice Age because of a large glacier that flowed south from Canada and diverted the river's flow to the Gulf of Mexico, where it remains today. Along the South Dakota and Nebraska border is a more than 160 kilometers (100 miles) long area designated as The Missouri National Recreation Area, where people can boat, fish, and enjoy other water activities. The basin is home to about 10 million people from 28 Native American tribes, 10 states, and a small part of Canada. Rising in the Rocky Mountains of western Montana, the Missouri flows east and south for 3,767 kilometers (2,341 miles) before entering the Mississippi River north of St. Louis, Missouri. Required fields are marked *. MISSOURI RIVER. The Missouri River is the world's 15 th longest river. Other tributaries are the Bad, Blackwater, Cannonball, Gasconade, Grand, Heart, Judith, Knife, Little Missouri, Moreau, Musselshell, and White rivers, which enter from the south and west. The Mississippi River’s drainage basin (the area from which it collects water) covers parts of 31 US states and 2 provinces of Canada. The Missouri River is the longest river in North America, longest tributary in the United States and a major waterway of the central United States. It is formed by the confluence of the Jefferson, Madison, and Gallatin rivers in the Rocky Mountains area of southwestern Montana (Gallatin county), U.S., about 4,000 feet (1,200 metres) above sea level. Over time, we've collected numerous facts on rivers, which we're willing to share. Meramec River, tributary of the Mississippi River rising in the Ozark Mountains, near Salem in Dent county, southeastern Missouri, U.S.The river winds 207 miles (333 km) generally north, northeast, and southeast through the limestone Meramec Caverns and Meramec State Park (near Sullivan) to enter the Mississippi River 20 miles (32 km) below St. Louis. Facts About the Missouri River The river is the fourth longest river with a length of 3,730 km; and flows at an average of one third of human walking speed. Save my name, email, and website in this browser for the next time I comment. By discharge, the Missouri is the 9th largest river of the United States, after the Mississippi, St. Lawrence, Ohio, Columbia, Niagara, Yukon, Detroit, and St. Clair. The longest river in Europe is the Volga. The Missouri River is the longest river in North America. Some sources, however, give the combined lengths of the Missouri proper and the Red Rock River (the upper course of the Jefferson River) of southwestern Montana as that of the Missouri River itself, instead of identifying it as a river system made up of both streams. See the fact file below for more information on the Mississippi River or alternatively, you can download our comprehensive worksheet pack to utilise within the classroom or home environment. The Missouri River flows for 2,315 miles (3,726 kilometers) through the central United States. Just west of Bozeman, Montana—where the Gallatin, Jefferson, and Madison rivers converge at Three Forks—America’s longest river is born. Interesting facts about Mississippi River, Interesting facts about the Mediterranean Sea, Interesting facts about Torres del Paine National Park, Interesting facts about the Blue Ridge Mountains. The upper Missouri River at Gates of the Mountains, western Montana, north of Helena. In the early 1700s French fur traders began to navigate upstream. The second longest river in the world is the Amazon River, it reaches around 6400 kilometres in length (4000 miles). The Missouri River is the world’s 15th-longest river. Corrections? During the 20th century, the Missouri River basin was extensively developed for irrigation, flood control and the generation of hydroelectric power. Get exclusive access to content from our 1768 First Edition with your subscription. It is formed by the confluence of the Jefferson, Madison, and Gallatin rivers in the Rocky Mountains area of southwestern Montana (Gallatin county), U.S., about 4,000 feet (1,200 metres) above sea level. The Missouri–Red Rock River system has a total length of some 2,540 miles (4,090 km), making it the third longest system in North America. The World Wide Fund For Nature (WWF) divides the Missouri River watershed into three freshwater ecoregions: the Upper Missouri, Lower Missouri and Central Prairie. Today, the river is used primarily for commerce, although some river cruises go up and down the "Muddy Mo." The Mississippi and Missouri Rivers combine to form the longest river system in the USA and North America. The river covers a drainage area of 529,350 square miles while its catchment area covers about one-sixth of the US. Black Eagle Dam and (foreground) Black Eagle Falls on the Missouri River, near Great Falls, west-central Montana, U.S. Fort Peck Dam on the Missouri River near Glasgow, northeastern Montana, U.S. By the time an even more ambitious plan—the Missouri River basin program called the Pick-Sloan plan—was adopted in the 1950s, channel maintenance had enabled commercial barge lines to begin operating on the Missouri in 1953. 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