Greek Hero XTRI 2023 is an extreme triathlon taking place in Corfu in October.

The race consists of 3.9km swimming, 176km 2400 D+ cycling and 40km 1500D+ trail running.

The race begins at the Queen's jetty in Mon Repos and the athletes swim all the way around the Old Fortress where they will pick up their bikes and cycle towards Corfu town. The cycling route will take athletes all across the coastline, where they will enjoy the views past the Durrels’s famous house, Palaiokastritsa and Canal d' Amour in Sidari. The final part of the race, the run, will start at the village of Kastellanoi Mesis and end at the top of Angelokastro.