I was recently surprised by the announcement that the Red Bull air race series will be visiting Indianapolis Motor Speedway in October.
If you're not familiar with the series, it combines aerobatics with closed-course racing. Pilots race against the clock one at a time in a series of qualifying and elimination rounds. Recently, there have been several races in the US at auto racing venues.
I was curious how they could put on a high-performance aerial competition in an urban location like IMS. When the Speedway was opened in 1909, it was way out in the country, but over the last century the city has grown up around it. So just for fun, I took the airspace map provided by IMS and overlaid it on the Google Maps view of the track. Here's what I came up with:

If you're not familiar with the series, it combines aerobatics with closed-course racing. Pilots race against the clock one at a time in a series of qualifying and elimination rounds. Recently, there have been several races in the US at auto racing venues.
I was curious how they could put on a high-performance aerial competition in an urban location like IMS. When the Speedway was opened in 1909, it was way out in the country, but over the last century the city has grown up around it. So just for fun, I took the airspace map provided by IMS and overlaid it on the Google Maps view of the track. Here's what I came up with:
