Saturday, September 9, 2017 is the date for the National Park Service's 2017 Aero Carnival, to be held at Huffman Prairie. This free event includes a multitude of activities throughout the day and will have expanded hours this year. The list of activities lined up so far has been updated as of April 9, and can be seen on the 2017 Aero Carnival page on this Aviation Trail website. Even more events are expected to be added as the date approaches, so check back frequently for more announcements. A slideshow of photos from last year's event may also be seen on that page.
For more information see the Dayton Aviation Heritage National Park website at this link: https://www.nps.gov/daav/learn/news/the-2017-great-wright-brothers-aero-carnival.htm