IZOD IndyCar World Championships
The IZOD IndyCar World Championship Presented by Honda was an IndyCar Series race on the Las Vegas Motor Speedway, held from 1996–2000, and again in 2011. It was first known as the Las Vegas 500k. The Champ Car World Series held a race at the track during the 2004 and 2005 seasons as doubleheaders with the NASCAR Camping World Truck Series and a street race was held in Las Vegas at the Fremont Street Experience in 2007.
2011 IndyCar Series
The 2011 IZOD IndyCar Series was the 16th season of the IndyCar Series and the 100th recognized season of American open wheel motor racing. The season was sanctioned by IndyCar and was part of the Mazda Road to Indy. The season began in March and concluded in October, consisting of seventeen events.