Diamond Jubilee: Queen rides 'Yellow Duckmarine'
17 May 2012 Last updated at 16:29 BST
The Queen has been visiting Liverpool's Royal Albert Dock as part of her UK tour to mark the Diamond Jubilee.
The monarch is often seen travelling in style, but on this occasion a more novel vehicle, nicknamed the "Yellow Duckmarine", was used to take her and Prince Philip on a tour.
Nick Ravenscroft reports.