Thungyai Naresuan Wildlife Sanctuary Thailand Thungyai Naresuan Wildlife Sanctuary is a protected area in Thailand. It is located in the northern part of Kanchanaburi province and southern part of Tak province. The wildlife sanctuary was created on April 24, 1974. It was later declared a World Heritage Site by the United Nations in 1991, together with another Thai wildlife sanctuary, Huai Khaeng.