(MPR Photo/Patty Marsicano)
Close Window
© Minnesota Public Radio
| Life on a Towboat Showing 29 of 41 |
|
|
|
Sixty to 70 percent of U.S. grain exports are shipped via the Mississippi River. Other products that travel on the river include fertilizer, steel, scrap, cement, sand, gravel, salt and crude oil.
(MPR Photo/Patty Marsicano) |
|
Close Window © Minnesota Public Radio |