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Ultra

Istria 100 by UTMB 2027 — Istria 168K

1 April 2027

Location

Umag, Istria County, Umag race hub; courses across Istria, Croatia

Europe

Distances

168K100 miles = ultra

Register ↗Event website ↗

Who's behind this race

Sponsor · presenting

UTMB World Series

Europe / Multi-country