Khao Yai national park. The country’s first National Park acquires total area of 2,168 sq.kms. and its boundary covers 4 provinces namely Nakhon Nayok, Nakhon Ratchasima, Prachin Buri, and Saraburi. The park has beautiful landscape, comprising jungle, streams, waterfalls, and great variety of flora and fauna. Its highest peak, Khao Laem, is 1,292 metres above sea level. It has been enlisted in Unesco’s world Heritage site since July 14, 2005.
How to get there: Via highway 33, it is 41 kilometres from Noenhom intersection to the park’s headquarters, or 81 kilometres. to meet Mitraphap Road in Amphoe Pak Chong. The famous tourist attractions in the area of Nakhon Nayok include: - Namtok Heo Narok.The waterfall is situated south of the park. From downtown Nakhon Nayok, tourist can get to the waterfall via Suwannason Road, turn left at Noenhom intersection or King Naresuan Circle and get into highway 3077. Head for Khao Yai until km 24, the waterfall is a kilometre off main road via a concrete trail. The big waterfall comprises three tiers. The first tier is 60 metres high. After that, the stream plunges down to the second and third tier. In total, it is 150 metres high. In rainy season, the stream will be very fierce.