Khao Pu - Khao Ya National Park is in Ban Nai Wang, Tambon Khao Pu, about 37 kilometres from the city. Take Highway No. 41 to Amphoe Khuan Khanun, then turn left onto Highway No. 4164 to Amphoe Si Banphot. Drive for 17 kilometres, and then turn left for 4 kilometres to the park headquarters. The area is still a dense jungle. Flora here includes hardwood trees and animals are rhinoceros, tapir, monkey, and birds. The total area is 694 square kilometres. The park has the following places of interest:

• Tham Matcha Pla Won is a cave near the park headquarters. Inside the cave are beautiful curtain-like stalactites and stalagmites. A pond of 400 square metres is full of fish. This pond was formed from water that flows through Khao Nai Wang. The cave entrance is black rock and covered with shady trees.
• Namtok Riang Thong is around 3 kilometres from Talat Khao Pu community. The source originates from the Banthat and Nakhon Si Thammarat mountain ranges. The waterfall is called the Hundred-level Waterfall. The loveliest level is the 13^th level where visitors can see Thale Noi and Khao Pu-Khao Ya.
• Pha Phung Viewpoint  is about 250 metres from the park headquarters. The outstanding feature of the cliff is that during February-April of every year, bees will make hives here numbering in the hundreds. When the rainy season comes, the bees will abandon the hives. The observation point gives a good view of the park and its flora