from Letters of the Earl of Dudley to the Bishop of Llandaff by John William Ward Dudley, 1840

Then, great towns, famous in history, and other interesting objects succeed each other so rapidly, - one goes through Lodi, Pavia, Parma, and Placentia, and one crosses the Adda, the Taro, and, what struck my imagination more than almost any thing I had before seen - the Po: you passed it in another place, and must, I think, have felt very much as I did at the sight of Virgil's native river, of which he was evidently so proud. It is very broad at Piacenza, and pours along with tremendous rapidity.