HMY Britannia bears Queen Elizabeth II back to London after a world tour

The Royal Yacht Britannia, escorted by Enguard and the home fleet, navigates through challenging weather to reach the Thames Estuary. The Duke of Gloucester boards the Trinity House Yacht Patricia, and the Queen is welcomed by sirens and cheers from vessels and cadets. The Royal Naval College Greenwich and Dockland express their admiration, and Tower Bridge opens to allow the Queen's entry into London.

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