The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about 323 miles long and is open to small river craft to Iowa City, about 65 miles from its mout
The Iowa River upstream of Marshalltown, Iowa
The Mississippi River is the primary river of the largest drainage basin in the United States. It is the second-longest river in the United States, behind only the Missouri. From its traditional sourc
Iowa River
…The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about 323 miles (520 km) long and is open to small river craft to Iowa City, about 65 miles (105 km…
The source of the Mississippi River at Lake Itasca
The first bridge (and only log bridge) over the Mississippi, about 25 feet south of its source at Lake Itasca
De facto head of navigation, St. Anthony Falls, Minneapolis, Minnesota