Published October 13, 2018 11:23PM

What. A. Day. The 2018 Ironman World Championship is a triathlon that will likely sit atop the record books for years to come. Calm conditions and epic performances resulted in the first Kona sub-eight hour performance and the fastest Ironman ever recorded by a woman. Enjoy these photos from Photographer Paul Phillips and check back to Triathlete.com for more photos from the day.