Oshkosh, U.S.A., July 31st, 2018 – The eye-catching One Week Wonder project, where a complete plane was built from start to finish within seven days, returned to EAA AirVenture Oshkosh in Wis-consin, U.S.A., the world’s largest annual gathering of aviation enthusiasts, after 2014 and counted – according to first indications – more than 2.500 participants.
