Texas Motor Speedway is a 1.5 mile super-speedway located in Fort Worth, Texas. It's America's second-largest sports and entertainment facility.

http://www.superbowlspeedway.com/

Cowtown Speedway has been in operation since 1963. Known as "The Fastest Lil' Dirt Track in Texas", Cowtown has clocked cars at over 110 MPH on it's high-banked, 1/4 mile clay oval track!