What is this on the barges?

This was going up the river yesterday, what is it?

Mississippi River is Closing

I think the barges are racing now.  I saw a tow going down river without barges.  And they were passing:
http://www.youtube.com/watch?v=6q1sSEYyJN0
The tow going down river had no barges, the one going up river had some barges.  The empty ones sit higher, the loaded ones sit lower (makes sense…)
The local news just announced that the Mississippi River [...]

Barges, docks and nice weather

The barges are back:

The entertainment area is up in front of the cottage:

It is turned away from the river because of bad wind that day.
The dock is back out, but not connected.  The gangway has been fished out from the river and reinstalled.  We are waiting delivery of our aluminum gangway.

Come sit by the river [...]