2 pages found in
Guanacaste Province:
Describes the biological interests of the islands and bays of the far northern coastal area.
http://www.acguanacaste.ac.cr/1997/ecodesarrollo/investigacion/recursos_marinosing.html
World Heritage Sites history and physical features of the National Parks in Guanacaste. Includes info about location, attractions, and visitor facilities.
http://www.unep-wcmc.org/sites/wh/guanacas.html