Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Barges are used to transport bulk goods such as grain and oil along the Illinois River Waterway that connects the Great Lakes to the Mississippi River and onto the Gulf of Mexico.
Public Domain.
