У вашего броузера проблема в совместимости с HTML5
Buckminster Gliding Club held a 'Vintage Gliding Day' on Saturday 11th August 2012 which featured airworthy gliders dating back to 1948. These included a Slingsby T21.B ('Barge'), a pair of KA-6Bs, a Slingsby Dart, a SF-27 and a pair of T.61F Ventures.