Take a look at these facts and make yourself a river expert in no time. The Mississippi begins at Minnesota’s Lake Itasca. Visitors there can see the headwaters and cross the river on foot ...

The mighty Mississippi, which flows from its headwaters in northern Minnesota ... toxic runoff, and poor river management threatens the Mississippi. The 2,300-mile-long river is a water source ...

The Mississippi River is considered the most endangered in the U.S. due to uncertainty over the Federal Emergency Management ...

BACKUS — The Mississippi Headwaters Board will meet 9 a.m. Friday, April 25, in Backus at the Land Department building. Commissioners Van Kempen and Gaasvig will attend remotely from 1320 Neilson Ave.

The Mississippi ... Calcasieu River: Threatened by toxic and heavy metal pollutants. 10. Gauley River: Threatened by toxic pollution from strip mining for coal in the headwaters.