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.
Short-course Off-road Drivers Association
SODA began as a Midwestern United States off-road racing series in the early 1970s. The series was televised in the 1980s and 1990s. Series races appeared tape delayed on ESPN/ESPN2 (often during in the winter months). Most races were held in Wisconsin but a few were held in Michigan. The crown jewel of the series was the off-road championship event held at the Crandon International Off-Road Raceway - the "home of the world championship off-road race".