Before revision: Cycling is most frequently practiced on-road, but also off-road, either mixed with other traffic, or on distinct cycle lanes, separate, segregated, cycle tracks, or for unattended young children, and in some countries also for adults, on the pedestrians' pavement .
After revision: Cycling is most frequently practiced on-road, but also off-road, either mixed with other traffic, or on distinct cycle lanes, separate, segregated, cycle tracks, or the sidewalk .