They climb the sheer rock walls of mountains. They paddle solo kayaks down whitewater rivers. They backpack through the wilderness. That sounds a lot like work. But for some people, a vacation doesn't count unless it involves real work.
Outdoor volunteers are at work somewhere in the world virtually every day.
Some are working in environmental restoration. Others are building or repairing trails. Still others are helping scientists with field research. All are helping to make better nature travel possible. A wide variety of experiences is available in places ranging from the Arctic to the Amazon.