Being at the mouth of the Mississippi River makes Louisiana 's ports major entry points to the rest of the United States .
Shipping and ports : The Mississippi River Delta 's ports are some of the most active and economically busy ports in the entire nation .
Being at the mouth of the Mississippi River Delta   makes Louisiana 's ports major entry points to the rest of the United States .
Shipping and ports : The Mississippi River Delta 's ports are some of the most active and economically busy ports in the entire nation .