Mark Dill and Brit Thacker practice acro-yoga as approximately 70,000 people from all over the world gather for the 30th annual Burning Man arts and music festival in the Black Rock Desert of Nevada, U.S. August 29, 2016. (Photo by Jim Urquhart/Reuters)
Thousands of people were watching the Shoreham Air Show when it turned to horror as a Hawker Hunter plane crashed into a busy bypass, hitting at least four cars – including a wedding limousine.