Sunday 3 July in Saint-Georges-sur-Eure: Triathlon. Organised by Chartres Métropole Triathlon. S-type triathlon.
A "Type S" triathlon consists of a 750-metre swim, a 20-km cycle race and a 5-km run.
More information:
https://www.chartres-tourisme.com/vivez/agenda/agenda-des-manifestations/triathlon-3700576