Another huge section of HMS Queen Elizabeth has left a shipyard bound for the rest of the leviathan taking shape on the Forth.
The giant 6,000-tonne Lower Block 02, which will form part of the forward section of the aircraft carrier, has sailed on a barge from Portsmouth to Rosyth.
Royal Navy sailors have fine-tuned their skills before they protect the Queen’s Royal Barge at the Diamond Jubilee.
Sailors and Royal Marines took to a plethora of small boats and raiding craft to flank a pleasure cruiser which was standing in for the boat which the Queen will use for the June 3 pageant on the Thames.