Worldwide 2017 – 2018 Multiday race Calendar

A Multiday race is an event that is divided in several stages, spread over multiple days. A very long ultra race can last more than one day, but if it is organized as a single stage, ahotu marathons consider it an ultramarathon, and 48h or more races where the duration of the event is fixed are listed in the X-hour races calendar.

305 races

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