Category:Dunderberg (ship, 1865)
Building begun in 1862 as the Dunderberg for the United States Navy. It was launched in 1865, but by the time of its completition, the US Navy had no use for it, and it was never commissioned. Instead it was sold to France in 1867. Renamed as battleship Rochambeau she served only briefly with the French Navy, and was discarded in 1872.