The Original Mountain Marathon (OMM) has announced that its 58th edition will take place in South Wales on 30–31 October 2027, with the event weekend running from 29 to 31 October.
The two-day mountain marathon combines navigation, route choice and an overnight camp, with competitors tackling the challenge in pairs.
Meanwhile, the 2026 edition gets underway in Talnotry, Scotland, on 24–25 October. Organisers have made event tracking and a preview of the teams available ahead of the race.
Further information and entry details are available via the OMM website.
Source: OMM announcement, 23 October 2026.
