what are its major tributaries?
Kansas, Platte, Big Seoux among others
Missouri River
However, including the longest headwaters tributaries, the Republican River and the Arikaree River, brings the total length to . Similar naming issues are encountered with the Platte River, whose longest tributary, the North Platte River, is more than twice as long as its mainstream.
where do the kansas and missouri rivers meet Kansas City, Kansas
wiki:25677397
Missouri River [SEP] Major tributaries
However, including the longest headwaters tributaries, the Republican River and the Arikaree River, brings the total length to . Similar naming issues are encountered with the Platte River, whose longest tributary, the North Platte River, is more than twice as long as its mainstream.