The Grand Raid counts as one of the pioneering mountain bike marathon races and remains a fat-tire sufferfest. More than 3,000 racers face each year 120-plus kilometres of rocky trails and steep descents as they grind from Verbier to Grimentz. Here is a look back at some of the more recent races. Sometimes contestants even get to ride their bikes.
You can find an overview of ongoing debates with our journalists here . Please join us!
If you want to start a conversation about a topic raised in this article or want to report factual errors, email us at english@swissinfo.ch.