"We are delighted to see the return of the Ambassadors to London St. Pancras International, to offer visitors arriving by Eurostar a warm welcome to London for the half term break. We were very impressed with the positive impact that this service had in our arrivals hall during Games time, and fully expect this pilot to be a tremendous success for us, for visitors to London and for the Ambassadors taking part."
More top news
British astronaut Tim Peake takes part in a test to see how a Mars rover handles when it's controlled from further away.
Jack Susianta, a 17-year-old student, died on July 29 2015 after jumping into the River Lee in east London.
Health inspectors found listeria, salmonella, ecoli and even potentially deadly listeria.