• Mississippi National River and Recreation Area


    National River & Recreation Area Minnesota

Two Mussels in Hand

Two mussels in a person's hand.
Two native mussels in a person's hand.

Did You Know?

The wide Mississippi River

At Lake Onalaska, near LaCrosse WI, the Mississippi River is about 4 miles wide. The combination of water held behind Lock and Dam #7 and water held by damming the Black River form this broad reach of the Mississippi River.