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.
International AIDS Society
The IAS also organizes the IAS Conference on HIV Science (abbreviated IAS 2013, IAS 2015 and so on) (formerly called the IAS Conference on HIV Pathogenesis, Treatment and Prevention). This conference, the largest open scientific conference on HIV- and AIDS-related issues, occurs biennially and focuses on the biomedical aspects of HIV. The conference brings together professionals from around the world to examine the latest scientific developments in HIV research, prevention and treatment with a focus on moving science into practice and policy. It was held in Buenos Aires in 2001, Paris in 2003, Rio de Janeiro in 2005, Sydney in 2007, Cape Town in 2009, Rome in 2011, Kuala Lumpur in 2013, Vancouver in 2015 and Paris in 2017. IAS 2019 will be held in Mexico City, Mexico on 21-24 July 2019.