TERUEL, SPAIN - MAY 18: An Airbus A340 passenger aircraft operated by Lufthansa stand next to Air France aircraft parked in a storage facility operated by TARMAC Aerosave at Teruel Airport on May 18, 2020 in Teruel, Spain. The airport, which is used for aircraft maintenance and storage, has received increased demand as the Covid-19 pandemic forces the world's major carriers to ground planes. (Photo by David Ramos/Getty Images)