Indianapolis Motor Speedway

Indianapolis Motor Speedway, located in Speedway, Indiana (a separate city completely surrounded by Indianapolis) in the United States, is the second-oldest surviving auto racing track in the world (after The Milwaukee Mile), having existed since 1909. The track is a relatively flat two and a half mile oval, almost rectangular in shape. It has a spectator capacity of over 300,000, making it the largest sporting facility in the world. It has been designated a National Historic Landmark.

Dimensions (Standard Oval Layout)

• Long straightaways: 2 × 5/8 mile (1.0 km)
• Short straightaways: 2 × 1/8 mile (0.20 km)
• Turns: 4 × 1/4 mile (0.40 km)
• Banking: 9°12'
• Total distance: 2.5 miles (4.0 km)
• Track width: 50 feet
• Overall length: 0.94 miles (1.52 km)
• Overall width: 0.44 miles (0.71 km)