Thread:Moose513/@comment-25372003-20170912221543/@comment-25600892-20170922224449

Okay. I was thinking it could be a D-shaped oval. D-shaped oval tracks used in NASCAR are:
 * Auto Club Speedway
 * Chicagoland Speedway
 * Kansas Speedway
 * Kentucky Speedway
 * Las Vegas Motor Speedway
 * Michigan International Speedway
 * Richmond Raceway