Map showing the boundaries of the old Minneapolis Speedway Airport in 1923 and the Twin Cities Speedway race track that surrounded it.
Joe Hoover (<a href="https://en.wikipedia.org/wiki/User:Myotus" class="extiw" title="wikipedia:User:Myotus">Myotus</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>)
CC BY-SA 3.0
Map illustration by Joe Hoover, 2007, for book: "Richfield Minnesota's Oldest Suburb" published by the Richfield Historical Society. Reproduced with permission of the artist and released to GFDL courtesy of Joe Hoover.