ws100M100K50K20KOpenUTMB World
Arc of Attrition by UTMB®
Perranporth, Cornwall, UK, United Kingdom
138
Days Away
About This Race
Arc of Attrition is a UTMB World Series coastal ultra marathon event held in Cornwall, UK, featuring distances ranging from 20K to 100 miles along the Cornish coastline.
Key Dates
Race Day
Jan 22, 2027
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