Adventure tourism involves exploration or travel to remote, exotic and possibly hostile areas. It includes two of the following three components: a physical activity, a cultural exchange or interaction and engagement with nature. There is a trend for developing tourism specifically for the disabled, which has become a $13 billion industry in North America. The document discusses several types of adventure tourism including disaster tourism, ethno tourism, ghetto tourism, jungle tourism, overland travel, urban exploration and provides examples of top adventure destinations and common adventure activities.