![STOCKHOLM 2014-05-10 Thousands of runners participated in the Tough Viking Run in a park in central Stockholm, Sweden, May 10, 2014. The race is 7 kilometer long and runner have to clear STOCKHOLM 2014-05-10 Thousands of runners participated in the Tough Viking Run in a park in central Stockholm, Sweden, May 10, 2014. The race is 7 kilometer long and runner have to clear](https://c8.alamy.com/comp/2GJ8G3W/stockholm-2014-05-10-thousands-of-runners-participated-in-the-tough-viking-run-in-a-park-in-central-stockholm-sweden-may-10-2014-the-race-is-7-kilometer-long-and-runner-have-to-clear-obstacles-as-ice-holes-electric-fences-etc-foto-jonas-ekstromer-tt-kod-10030-2GJ8G3W.jpg)
STOCKHOLM 2014-05-10 Thousands of runners participated in the Tough Viking Run in a park in central Stockholm, Sweden, May 10, 2014. The race is 7 kilometer long and runner have to clear
![Duathlon Training and Racing for Ordinary Mortals (R): Getting Started and Staying With It - 9780762783960 Duathlon Training and Racing for Ordinary Mortals (R): Getting Started and Staying With It - 9780762783960](https://rowman.com/L/07/627/9780762783960.jpg)
Duathlon Training and Racing for Ordinary Mortals (R): Getting Started and Staying With It - 9780762783960
![Munich, Germany. 13th Aug, 2022. European Championships, Triathlon, Olympic Distance, Men: Jonas Schomburg (Germany) on his way to the check-in. Credit: ulrich gamel/Kolbert-Press/dpa/Alamy Live News Stock Photo - Alamy Munich, Germany. 13th Aug, 2022. European Championships, Triathlon, Olympic Distance, Men: Jonas Schomburg (Germany) on his way to the check-in. Credit: ulrich gamel/Kolbert-Press/dpa/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/2JNR24C/munich-germany-13th-aug-2022-european-championships-triathlon-olympic-distance-men-jonas-schomburg-germany-on-his-way-to-the-check-in-credit-ulrich-gamelkolbert-pressdpaalamy-live-news-2JNR24C.jpg)
Munich, Germany. 13th Aug, 2022. European Championships, Triathlon, Olympic Distance, Men: Jonas Schomburg (Germany) on his way to the check-in. Credit: ulrich gamel/Kolbert-Press/dpa/Alamy Live News Stock Photo - Alamy
![Stream episode Live fra Endurance Sport med Jonas Christoffersen by Tri-Oracle Podcast podcast | Listen online for free on SoundCloud Stream episode Live fra Endurance Sport med Jonas Christoffersen by Tri-Oracle Podcast podcast | Listen online for free on SoundCloud](https://i1.sndcdn.com/artworks-yKa5GvU6duZaK9yt-9GDhhA-t500x500.jpg)