• Cruises - Sea voyages for pleasure
  • Resorts - Destinations known for its leisure and recreational facilities

Reference

Tourism - Wikipedia, the free encyclopedia
"Tourism is the act of travel for the purpose of recreation and business, and the provision of services for this act. Tourists are persons who are "travelling to and staying in places outside their usual environment for not more than one consecutive year for leisure, business and other purposes not related to the exercise of an activity remunerated from within the place visited" (official UNWTO definition). The distance between these two places is of no significance. ..."

Books

Adventure Capitalist: The Ultimate Road Trip
    by Jim Rogers, 2003