Off-roading

A Land Rover Defender 90 off-roading
A Unimog U1600 off-roading
4WDs at Fraser Island beach, Australia

Off-roading is the act of driving or riding in a vehicle on unpaved surfaces such as sand, dirt, gravel, riverbeds, mud, snow, rocks, or other natural terrain. Off-roading ranges from casual drives with regular vehicles to competitive events with customized vehicles and skilled drivers.[1]

  1. ^ International Organization of Professional Drivers (PDF).