Top American and European riders compete at Motocross of Nations where the sandy track of the Netherlands' Assen TT Circuit gives the Europeans a clear advantage.
The MXGP of Europe has concluded the 11th round of the FIM Motocross World Championship, and with it the second of the three Italian triple-headers this season.
Check out the onboard footage of the massive first turn crash during 250 Moto 2 at RedBud.
Have you ever wondered what riders are saying under their helmets in those tough situations? How about when they're unsure which way the trail goes?