Huai Yang Waterfall National Park อุทยานแห่งชาติน้ำตกห้วยยาง ประจวบคีรีขันธ์
Huai Yang Waterfall National Park (อุทยานแห่งชาติน้ำตกห้วยยาง ประจวบคีรีขันธ์) Prachuap Khiri Khan Huai Yang Waterfall National Park is a smaller protected area located at the Tanao Sri Mountain Ranges at the border to Myanmar. The park covers 161 km² in Prachuap Khiri Khan Province, only 36 kilometers from the down town. The main attractions of the park are many of waterfalls as followed
Huai Yang Waterfall, the most beautiful and popular for the tourists, first five tiers are allowed for visitors whit ponds on some tiers for swiming or feed the fish.
Khao Lan Waterfall is more impressive of the falls in the park if there is enough water flow. Located south from the main visitor center area in Thub Sa Kae District, this several tier waterfall is around 14 km from highway 14. The water from one of tiers drops from a 50 m high cliff. This waterfall is worth a visit during the rainy season only. It is possible to swim on top level.