Check out the epic day.
3,000 athletes will hit the start line of the 70.3 World Championships in St. George. Who are they?
The race will crown a new champion as Craig Alexander and Julie Dibens will not be on the starting line.
Go behind the scenes of Inside Triathlon's cover shoot with Chrissie Wellington with this time-lapse video from photo editor Nils Nilsen.
Triathlete magazine is looking for new talent for future photo shoots!