Minnehaha Creek is a tributary

Tributary

A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 of the Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

 located in Hennepin County, Minnesota

Hennepin County, Minnesota

Hennepin County is a county located in the U.S. state of Minnesota, named in honor of the 17th-century explorer Father Louis Hennepin. As of 2010 the population was 1,152,425. Its county seat is Minneapolis. It is by far the most populous county in Minnesota; more than one in five Minnesotans live...

 that extends from Lake Minnetonka

Lake Minnetonka

Lake Minnetonka is a lake in the U.S. state of Minnesota. Throughout its recorded history, the lake has been a resort destination. It is located west-southwest of Minneapolis-St. Paul. The lake is an irregular shape with numerous bays and islands which make up about of shoreline...

 in the west and flows east for 22 miles (35 km) through several suburbs west of Minneapolis and then through south Minneapolis

Minneapolis, Minnesota

Minneapolis , nicknamed "City of Lakes" and the "Mill City," is the county seat of Hennepin County, the largest city in the U.S. state of Minnesota, and the 48th largest in the United States...

. Including Lake Minnetonka, the watershed

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 for the creek

Stream

A stream is a body of water with a current, confined within a bed and stream banks. Depending on its locale or certain characteristics, a stream may be referred to as a branch, brook, beck, burn, creek, "crick", gill , kill, lick, rill, river, syke, bayou, rivulet, streamage, wash, run or...

 covers 181 square miles (468.8 km²). The creek might have been unremarkable except for the 53-foot (16 m) Minnehaha Falls located near the creek's confluence

Confluence (geography)

In geography, a confluence is the meeting of two or more bodies of water. It usually refers to the point where two streams flow together, merging into a single stream...

 with the Mississippi.