Season 5, Episode 1. Uploaded by Red Bull. Irish rider Greg Callaghan has journeyed from privateer to top contender of the Enduro World Series – an ever-growing discipline of Mountain Biking. From technical rock gardens to dusty singletrack, the MTB riders of the EWS are some of the most skilled athletes in the world! As the 2019 season begins, Greg finds himself on the starting line in Rotorua, New Zealand, 10,000km from home. Kicking off two-days of racing, icons of the sport like Sam Hill, Curtis Keene, Isabeau Courdurier, Miranda Miller and Martin Maes battle it out for the top spot!