« All Events This event has passed. Ironman 70.3 Triathlon World Championships September 18, 2021 - September 19, 2021 « Mykonos Sprint Triathlon – 31 Oct 2020 ITU Sprint Triathlon World Championships » + Google Calendar+ iCal Export Details Start: September 18, 2021 End: September 19, 2021 Event Category: Triathlon Venue St. George, Utah, USA UT United States + Google Map