Photo provided by Goodwood shows the official start of the "Silver Spitfire - The Longest Flight" expedition in Goodwood, West Sussex, Britain, on Aug. 5, 2019. Two British pilots set off Monday on a pioneering quest to circumnavigate the globe in an original WWII fighter aircraft. (Photo by Remy Steiner/Getty Images for IWC/Handout via Xinhua)

Photo provided by Goodwood shows Pilot Matt Jones ahead of the official start of the "Silver Spitfire - The Longest Flight" expedition in Goodwood, West Sussex, Britain, on Aug. 5, 2019. Two British pilots set off Monday on a pioneering quest to circumnavigate the globe in an original WWII fighter aircraft. (Photo by Remy Steiner/Getty Images for IWC/Handout via Xinhua)

Photo provided by Goodwood shows guests watching the official start of the "Silver Spitfire - The Longest Flight" expedition in Goodwood, West Sussex, Britain, on Aug. 5, 2019. Two British pilots set off Monday on a pioneering quest to circumnavigate the globe in an original WWII fighter aircraft. (Photo by Remy Steiner/Getty Images for IWC/Handout via Xinhua)

Photo provided by Goodwood shows Pilots Steve Brooks (L) and Matt Jones attending the celebration of the official start of the "Silver Spitfire - The Longest Flight" expedition in Goodwood, West Sussex, Britain, on Aug. 5, 2019. Two British pilots set off Monday on a pioneering quest to circumnavigate the globe in an original WWII fighter aircraft. (Photo by Remy Steiner/Getty Images for IWC/Handout via Xinhua)

Photo provided by Goodwood shows pilots and guests attending the celebration of the official start of the "Silver Spitfire - The Longest Flight" expedition in Goodwood, West Sussex, Britain, on Aug. 5, 2019. Two British pilots set off Monday on a pioneering quest to circumnavigate the globe in an original WWII fighter aircraft. (Photo by Remy Steiner/Getty Images for IWC/Handout via Xinhua)