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Europe
22 - 25 January 2026
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23rd May 2026
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30 October - 01 November 2026
07 - 09 November 2025
Oceania
14 - 15 February 2026
26 - 28 November 2026
North America
05 - 07 March 2026
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17 - 20 September 2026
08 - 11 October 2026
13 - 15 November 2026
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Asia
06 - 08 March 2026
13 - 15 March 2026
10 - 12 April 2026
30 April - 03 May 2026
18 - 21 June 2026
10 - 12 December 2026
29 November - 07 December 2025
14 - 16 November 2025
08 - 09 November 2025
17 - 19 October 2025
11 - 20 April 2025
South America
18 - 22 March 2026
26 - 28 June 2026
31 July - 02 August 2026
18 - 22 November 2026
Africa
29 - 31 May 2026
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Borneo Ultra-Trail® Marathon 2023 - BUTM 32 km
City / Country
Kiulu
Date
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Distance
Elevation Gain
