http://www.patiogardenponds.com/ If you want to know more about birds along the Mississippi river then Great River Birding Trail is the perfect product for you; this is an Audubon birding guide which covers Mississippi river from the headwaters to the Minnesota – Iowa border. Now you can enhance your knowledge about the bird spots; Great River Birding Trail is an ideal supplement for outdoor enthusiasts, this guide provides details about the best places to see birds along the Mississippi River.