Skip to content
kliva.run
UltraBelgiumLiège

Ultra-Trail des Sources2026

22.08 – 23.08.2026Trois-Ponts (Belgium)
Build your race plan →

Pacing, fueling and crew sheet for the course you pick

RegisterOfficial siteWrong info?

4’381 m D+

160 kmUTDS - 160KMlongest of 7 courses

7 courses

  1. 10km

    334 m D+

    avg 3%

    UTDS
    No index

  2. 19km

    655 m D+

    avg 3%

    UTDS
    ITRA 1UTMB Index 20K

  3. 27km

    785 m D+

    avg 3%

    UTDS
    ITRA 1UTMB Index 20K

  4. 42km

    1’437 m D+

    avg 3%

    UTDS
    ITRA 2UTMB Index 50K

  5. 73km

    2’279 m D+

    2’811 m D-

    avg 3%

    UTDS
    ITRA 3UTMB Index 50K
    GPX

  6. 100km

    2’906 m D+

    avg 3%

    UTDS
    ITRA 4UTMB Index 100K

  7. 160km

    4’381 m D+

    4’811 m D-

    avg 3%

    UTDS
    ITRA 5UTMB Index 100M
    GPX

Course analysis

160 km4’381 m D+

204effort kmⓘ160 km on the map · feels like 204 km
D+
4’381 m
D−
4’811 m
Max alt.
697 m
Steepest
11%

Segments

Skip the map

Elevation profile: UTDS - 160KM

160 m — 697 m

Feels like these

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Ultra-Trail des Sources, in one roadbook.

Build your race plan →

The race

An ultra-endurance race of 160 KM and 4630 m D+ using 99% of the original UTDS® route, organized by TheNextVenture in the Pays des Sources region of Belgium.

Where to stay

Find a place to stay near Trois-Ponts for the race.

We may earn a commission if you book through this map, at no extra cost to you.

Spotted wrong info on this page? Tell us and we'll review it. Report it

← Back to calendar
Editions