![Arial view of the race city.](https://cdn.prod.website-files.com/6246d08bbd54788ee1fefb53/65fccac99bcbe10d11ed5a86_anne-nygard-OR4gfoKyFb0-unsplash.jpeg)
About the event
Embarking from Ruka Village, the 166km ultra-marathon immerses participants in the wild beauty of Finland, traversing dense forests, crossing rushing rivers, and climbing rugged hills with a total elevation gain of 3780m. This race not only tests physical stamina and mental fortitude but also offers an unparalleled connection to the natural world, with the course winding through some of Finland's most pristine and scenic wilderness areas. Participants will encounter a variety of terrains and possibly wildlife, adding to the allure of this extreme distance. Completing the NUTS Karhunkierros 166km is an extraordinary achievement, marking an unforgettable journey through the heart of Finland's natural beauty.
Date:
Fri
May 24
2024
Location:
Distance:
Elevation profile:
Hilly
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The 166km race in the NUTS Karhunkierros series is a formidable ultra-distance challenge, featuring a 3780m elevation gain that takes runners through the breathtaking terrain of Oulanka National Park. This ultimate endurance test is designed for experienced ultra-runners seeking a significant adventure amidst Finland's captivating landscapes.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
Other races you might like
No items found.
Our partners
![](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/650aca34e8be0d3def62f266_cancer-research-uk.webp)
![](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/650aca4dbec278420c731463_london-winter-run.webp)
![Maverick logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d13f419958680ebc77d_maverick.webp)
![Motiv Running logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d13e2ef738240bf4586_motiv-running.webp)
![Belfast City Marathon logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d134773365d155dc65f_belfast-city-marathon.webp)
![Garmin Health logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d133d1a441dd42cb3d2_garmin-health.webp)
![UK Run Chat logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d1323a5d80e347e14de_uk-run-chat.webp)
![](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/650aca34e8be0d3def62f266_cancer-research-uk.webp)
![](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/650aca4dbec278420c731463_london-winter-run.webp)
![Maverick logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d13f419958680ebc77d_maverick.webp)
![Motiv Running logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d13e2ef738240bf4586_motiv-running.webp)
![Belfast City Marathon logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d134773365d155dc65f_belfast-city-marathon.webp)
![Garmin Health logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d133d1a441dd42cb3d2_garmin-health.webp)
![UK Run Chat logo.](https://cdn.prod.website-files.com/6241c8c95eb4fa2f8a36e792/65952d1323a5d80e347e14de_uk-run-chat.webp)
$17.99
$109.99
$19.99
$129.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$19.99
$129.99
$29.99
$179.99
€19.99
€119.99
$17.99
$109.99
$19.99
$119.99
$19.99
$119.99
$19.99
$129.99
$19.99
$129.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
R$99.90
R$599.90
$17.99
$109.99
$17.99
$109.99
BGN 39.99
BGN 249.99
$17.99
$109.99
$19.99
$119.99
$19.99
$129.99
$24.99
$149.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17,990.00
$99,990
¥128.00
¥798
$99,900.00
$599,900
$17.99
$109.99
€19.99
€119.99
€19.99
€119.99
Kč 499.00
Kč 2,990.00
kr 149.00
kr 999
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
E£599.99
E£3,499.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
€19.99
€119.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$19.99
$129.99
€19.99
€119.99
$19.99
$129.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$148.00
$888
Ft 7,990.00
Ft 49,990
$19.99
$129.99
₹1,999.00
₹9,900.00
Rp 299,000.00
Rp 1,999,000
$17.99
$109.99
€19.99
€119.99
₪59.90
₪399.90
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
¥2,500.00
¥15,000
$17.99
$109.99
₸9,990.00
₸59,990
$19.99
$129.99
₩25,000
₩149,000
€19.99
€119.99
$17.99
$109.99
$19.99
$119.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
€19.99
€119.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
RM 79.90
RM 499.9
$17.99
$109.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$399.00
$2,299
$17.99
$109.99
$19.99
$129.99
$19.99
$129.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
€19.99
€119.99
$29.99
$199.99
$17.99
$109.99
$17.99
$109.99
₦9,900.00
₦49,900
$17.99
$109.99
kr 229.00
kr 1,490
$17.99
$109.99
Rs 4,900.00
Rs 29,900
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
PEN 69.90
PEN 399.90
₱999.00
₱5,990.00
zł 99.99
zł 599.99
€19.99
€119.99
QAR 69.99
QAR 399.99
lei 99.99
lei 599.99
₽1,490.00
₽1 9,990
$17.99
$109.99
$17.99
$109.99
SAR 79.99
SAR 499.99
$17.99
$109.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$24.98
$149.98
€19.99
€119.99
€19.99
€119.99
$17.99
$109.99
R 399.99
R 2,299.99
€19.99
€119.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
kr 229.00
kr 1,329.00
CHF 18.00
CHF 100.00
$590.00
$3,990
$19.99
$109.99
TZS 39,900.00
TZS 249,900.00
699.00
3,990.00
$17.99
$109.99
$17.99
$109.99
$17.99
$109.99
₺399.99
₺2,499.99
$17.99
$109.99
$17.99
$109.99
$19.99
$109.99
$19.99
$109.99
AED 69.99
AED 399.99
£15.99
£99.99
$17.99
$109.99
$17.99
$109.99
$19.99
$109.99
$17.99
$109.99
$17.99
$109.99
₫499,000
₫2,999,000
$17.99
$109.99
$17.99
$109.99
$19.99
$129.99