Thailand: Thungyai National Park.

The Thung Yai Naresuan Wildlife Sanctuary is a protected area in Thailand in the northern part of Kanchanaburi Province and the southern part of Tak Province. It was declared a wildlife sanctuary in 1972, and a World Heritage Site by UNESCO in 1991 together with the adjoining Huai Kha Khaeng Wildlife Sanctuary.

Thanks to Ruedi. Ruedi has used 4 stamps from S/S issued on Vesak Day. Vesay day was celebrated on May 9th in 2019. Buddhist believe that on this day Buddha was born and got enlightenment. Lower stamp is issued to commemorate Communication day 2019.