The Municipality of Epidaurus, the Regional Unit of Argolis, the Region of the Peloponnese and the whynot company are organizing the Aquathlon on the 10th & 11th September 2022 - a triathlon, with swimming and running centred around Ancient Epidaurus. The Aquathlon has been staged since 2014 with great success, leaving its mark on the triathlon calendar.
Detailed information - registration here.
A triathlon, Aquathlon, swimming and running event centred on Ancient Epidaurus.
See the link above.