Fri
22
May
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Fredrikstad, NO
Fri
22
May
HTB Valestrandsmarka Rundt 4. løp
Valestrandsmarka, NO
Fri
22
May
Valestrandsmarka Rundt
Osterøy Municipality, NO
Fri
22
May
HTB Valestrandsmarka Rundt 4. løp
Osterøy, NO
Sat
23
May
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Rauma, NO
Sat
23
May
Åndalsnesløpet 2026
Åndalsnes, NO
Sat
23
May
Bergensløpet vår
Bergen, NO
Sat
23
May
Bjørndalenmila 2026
Simostranda, NO
Sat
23
May
Bjørndalenmila
Modum, NO
Sat
23
May
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Nesoddtangen, NO
Sat
23
May
Navy Race OCR - Trondheim
Trondheim, NO
Sat
23
May
Nordlo Sentrumsløpet Haugesund
Haugesund, NO
Sat
23
May
Vartdalsstranda Halvmaraton
Ørsta, NO
Sat
23
May
Brandstorp Backyard
Skjeberg, NO
Sat
23
May
Endless Shore Ultra Trail
Moss, NO
Sat
23
May
Hav til Hei
Feda, NO
Sat
23
May
NavyRace OCR
Trondheim, NO
Sat
23
May
Nidaros Løpefest
Skansen, NO
Sat
23
May
Sandefjordsløpet
Sandefjord, NO
Sat
23
May
Sandefjordsløpet
Badeparken, NO
Toughest Oslo
Distances
2km
4km
8km
16km
About this race
Toughest Oslo is one of Europe's finest obstacle races, running through trails, ski slopes, and forest terrain. The race finishes at the legendary Holmenkollen, where you'll conquer the Holmenkollen hill – a brutal climb with views over the entire city. Both first-time runners and elite athletes will find their challenge in this terrain.
Start location
Holmenkollen, Oslo
Oslo