  the  wildlife sanctuary thung yai naresuan () is a protected area in thailand in the northern part of kanchanaburi province and the southern part of tak province. it was created as a wildlife sanctuary on april 24, 1974 and was declared a world heritage site by the unesco in 1991 together with the adjoining huai kha khaeng wildlife sanctuary.http://whc.unesco.org/en/list/591/ ==location and topography== the thung yai naresuan wildlife sanctuary is located at the western national border of thailand to burma, in the southern area of the dawna range. it extends northeast of the three pagodas pass from sangkhla buri district (kanchanaburi province) into umphang district (tak province). the wildlife sanctuary stretches over an area of about 369.000 ha and is the largest protected area in thailand.http://www.wdpa.org/sitesheet.aspx?sitecode=1405#/area/1405 together with the adjoining huai kha khaeng wildlife sanctuary (thai: ) it constitutes the core area of the western forest complex which represents the largest conglomeration of contiguous protected areas in mainland southeast asia.http://www.westernforest.org/en/default.htm the area is predominantly mountainous and composed of various limestones interspersed with massive intrusions of granite and smaller outcrops of quartzite and schist. altitudes range from about 180 metres above sea level at the vajiralongkorn reservoir in the south of the sanctuary to its highest peak khao tai pa reaching 1,811 metres. major rivers are the [[
1974_establishments_in_Thailand Dawna_Range Geography_of_Kanchanaburi_Province Geography_of_Tak_Province IUCN_Category_IV Protected_areas_established_in_1974 Wildlife_sanctuaries_of_Thailand World_Heritage_Sites_in_Thailand