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.
Ekiden
The Izumo Ekiden in Izumo City, Shimane Prefecture of western Japan marks the beginning of the collegiate ekiden season and is for male university athletes. Teams come from all over Japan. The race is 6 stages (8k, 5.8k, 8.5k, 6.5k, 5k, 10.2k.) covering 43.1 kilometers. The 20th annual race was held on October 13, 2008. Since 1998, a select team of Ivy league alumni runners from the United States has competed and found the competition quite stiff. The Ivy league representatives have finished in the last half of the field each time.