BOURNEMOUTH, ENGLAND - AUGUST 18: A girl waves from a zip-line as people relax on the beach during the Bournemouth Air Festival on August 18, 2016 in Bournemouth, England. The air show runs from the 18th to 21st August and features numerous displays including a performance by the Swiss Air Force Super Pumas and a Royal Marines amphibious beach assault.  (Photo by Carl Court/Getty Images)