Klaas schockt Sven Hannawald mit gefährlichstem Radrennen der Welt | Duell um die Welt |

Racing down a mountain on a mountain bike for 15 kilometers over snow and scree without any training—or as they say in Les Deux Alpes, the "Mountain of Hell." Luckily, Sven Hannawald at least has his beloved father by his side for this extremely dangerous task. That was his father, wasn't it? Suitable for ages 12 and up #DUDW #ProSieben ► All highlights from "Duel Around the World": http://bit.ly/JokoKlaas_DudW ► Full episodes: http://www.prosieben.de/tv/joko-gegen... ► Joko and Klaas on Facebook:   / jokoundklaas   ► Follow us on Twitter:   / jokoundklaas   ► Instagram:   / jokoundklaas   The epic battle for the one true world champion title continues. For this global madness, the two rivals have taken their battle for honor and pride to the next level: Joko Winterscheidt and Klaas Heufer-Umlauf duel it out in "The Duel Around the World – Team Joko vs. Team Klaas" on ProSieben, each with their own specially assembled teams traveling the globe. _______________________ Legal Notice: https://www.prosieben.de/service/impr...