- من
- Gilles Cruchaud
- ماذا
- 26.341 second(s)
- أين
- سويسرا (Col de l'Aiguillon)
- متى
Gilles Cruchaud (Switzerland) covered 500 m (1,640 ft) of a downhill course on the back wheel of his mountain bike in 26.341 sec, at an average speed of 68.33 km/h (42.45 mph), at Col de l'Aiguillon, Switzerland, on 12 July 2004.