2018 IRONMAN 70.3 World Championship Heading to South Africa IRONMAN announces Nelson Mandela Bay, South Africa as host for the 2018 IRONMAN 70.3 World Championship. IRONMAN announced that the the 2018 IRONMAN 70.3 World Championship has been awarded to Nelson Mandela Bay, South Africa. The event will take place on Saturday, September 1st and Sunday, [...]