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34,045EventsUnited States2026
SEP 2026
18SAT
26
SEP
T24 XTREME TRIATHLON - MONT-BLANC PASSY
Passy, FR
SAT
26
SEP
Annecy Entre Lac Et Montagne
Annecy, FR
SAT
26
SEP
Triathlon International du Lac d'Annecy
Annecy, FR
SAT
26
SEP
La terre des Lycans - Claix
Claix, FR
SAT
26
SEP
La sapinette - Nancray
Nancray, FR
SAT
26
SEP
La Reventine - Reventin-Vaugris
Reventin-Vaugris, FR
SUN
27
SEP
Triathlon de Menthon
Annecy, FR
SUN
27
SEP
La Grésylienne
Grésy-sur-Aix, FR
SUN
27
SEP
Trails des Lacs de Chamrousse-Belledonne (TLCB)
Chamrousse, FR
SUN
27
SEP
La Maubelane
Maubec, FR
SUN
27
SEP
La Ruée des Fadas - Lyon
Neyron, FR
SUN
27
SEP
La Henry Anglade - Brignais
Brignais, FR
SUN
27
SEP
Les Trails du Suzon - Dijon
Dijon, FR
MON
28
SEP
La nyctalope - Chevigney-sur-l'Ognon
Chevigney-sur-l'Ognon, FR
MON
28
SEP
Le Lion - Belfort
Belfort, FR
TUE
29
SEP
Gapen'cimes
Gap, FR
TUE
29
SEP
La rando du fromage - Banon
Banon, FR
WED
30
SEP
Bouger pour Elles
Lyon, FR
T24 XTREME TRIATHLON - MONT-BLANC PASSY
Saturday, September 26, 2026 · Passy, France
Distances
25.5km
Start location
About this race
This 24-hour triathlon challenges participants to cover the longest possible distance, solo, in a duo, or a relay of 4 or 6. Competitors will complete continuous loops, with an Australian exit for each swim lap before transitioning to 5km loops for cycling and running. More laps mean more points. Expect your legs to burn; mental fortitude is essential as you push without stopping for 24 hours.