Just A Car Guy
Cool things with wheels since 2006
Tuesday, October 31, 2017
a core sample drilled from the Indianapolis Motor Speedway shows just over a foot of stratified asphalt over the original 108-year-old bricks.
http://www.thedrive.com/accelerator/15562/this-core-sample-from-the-track-at-indianapolis-motor-speedway-shows-108-years-of-history
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