article- 'the world's toughest outdoor sports'
Posted: Wed Mar 22, 2017 11:54 am
The contenders:
1.Rock climbing
2. Ultrarunning
3. Downhill MTB
4. Open water swimming
5. Nordic skiing
https://www.outsideonline.com/2127176/ranking-worlds-toughest-outdoor-sports?utm_content=buffer8aaf9&utm_medium=social&utm_source=twitter&utm_campaign=tweet
1.Rock climbing
2. Ultrarunning
3. Downhill MTB
4. Open water swimming
5. Nordic skiing
https://www.outsideonline.com/2127176/ranking-worlds-toughest-outdoor-sports?utm_content=buffer8aaf9&utm_medium=social&utm_source=twitter&utm_campaign=tweet