well i believe that what they found was the bones to the dinosuar that is called the usman-a-souras.
Mississippi and St. Lawrence i think i hope this HELPS XD
I think it is the Mississippi River but not for sure
The Mississippi River and its branches.
I think it is the mississippi River :)
i think it's Mississippi river because it was a major trade route.
retgew
retgew
I think was the Missori and Mississippi river.
Pierre Le Moyne explored the Mississippi river at July 9, 1708that was Marquette and Joliet.
i think west
due to full of water in the valley
it is the Mississippi river that is the longest