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Endurance races calendar in August 2025 - 2026 in the USA
Glenwood Gravel
Glenwood, USA
09 Aug, 2025 (Sat)
Gravel biking
100 km
Haddam Hounds Hundy: PENULTIMATE
Haddam, USA
09 Aug, 2025 (Sat)
Gravel biking
50 km, 100 km
Kearsarge Klassic
Warner, USA
09 Aug, 2025 (Sat)
Gravel biking
35 mi, 65 mi
This event also offers:Cycling
MAINEly Gravel (leg 3 of the Gravel Triple Crown)
New Gloucester, USA
09 Aug, 2025 (Sat)
Gravel biking
35 mi, 58 mi
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Swim for Grand Traverse Bay
Traverse City, USA
09 Aug, 2025 (Sat)
Swimming
2 mi
The Watermoo
Dexter, USA
09 Aug, 2025 (Sat)
Gravel biking
111 mi
Brigantine Open Water Swim
Atlantic County, USA
10 Aug, 2025 (Sun)
Swimming
400 m, 2 km, 5 km
Mackinac Island Swim
Mackinac Island, USA
10 Aug, 2025 (Sun)
Swimming
8.2 mi
Michigan Titanium
Grand Rapids, USA
10 Aug, 2025 (Sun)
Swimming
600 m, 1500 m, 1.2 mi, 2.4 mi
This event also offers:Duathlon, Triathlon, Aquabike
Tri Santa Cruz
Santa Cruz, USA
10 Aug, 2025 (Sun)
Swimming
750 m, 1500 m
This event also offers:Running, Duathlon, Triathlon, Aquathlon, Aquabike
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