[ad_1] The future of the British Grand Prix at Silverstone has been secured for another decade following the announcement of a new long-term deal. Silverstone’s five-year contract with F1’s American owners Liberty Media was up for renewal this summer. And while – unlike in previous years – the race at the Northamptonshire track owned by the British Drivers’ Racing Club was not in major doubt, Thursday’s announcement safeguards one of the jewels of the country’s sporting summer until at least 2034. The deal is understood to be worth around £300m, or £30m per year. A record-breaking crowd in excess of 150,000 attended last year’s Grand Prix with nearly half a million spectators passing through the gates over the course of the weekend. The F1 president and CEO Stefano Domenicali said: “I am delighted to announce that the British Grand Prix will remain on the calendar for 10 more years with this agreement. Silverstone is an iconic venue at the heart of F1 history and as it approaches its ninth decade hosting Grands Prix, the event …