<human>:  How many people are involved in orienteering?
<bot>: That’s hard to say. There are many different types of orienteering. The most common type of orienteering is called “Trail Orienteering.” Trail orienteering is a sport where people use maps and compasses to navigate around a trail. Trail orienteering is usually done on a trail that is about one mile long. There are usually between 8 and 20 people in each team.