About Namtok Heo Narok
Namtok Heo Narok is the largest and highest waterfall in Khao Yai National Park, located in Bu Phram, Prachantakham District, Prachinburi Province. The three-tiered cascade drops approximately 150 meters through a forested gorge. Situated within Thailand's first national park, it is part of the Dong Phayayen-Khao Yai Forest Complex UNESCO World Heritage Site and is notable for its scale, seasonal flow and surrounding evergreen forest.
Visitors guide
Visitors can expect a forest waterfall accessed via a roughly 1 km trail from the parking area inside Khao Yai National Park. The trail passes through dense evergreen forest and ends at steep metal stairs leading to two viewpoints overlooking the upper and lower tiers of the gorge. The setting is natural and undeveloped with no swimming area. Visitors can view the powerful cascade, surrounding cliffs, forest landscape and occasional wildlife, with facilities limited to the park entrance and parking area.
Key highlights
- 01
Tallest waterfall in Khao Yai National Park with three tiers totaling about 150 meters
- 02
Located inside Dong Phayayen-Khao Yai Forest Complex UNESCO World Heritage Site
- 03
Viewpoints overlooking deep forested gorge
- 04
Approximately 1 km nature trail through evergreen forest to the falls
- 05
High water volume during rainy season creating dramatic cascade
- 06
Opportunities for nature observation and birdwatching in protected forest
History of Namtok Heo Narok
Located within Khao Yai National Park, established on 18 September 1962 as Thailand's first national park. The park is part of the Dong Phayayen-Khao Yai Forest Complex, inscribed as a UNESCO World Heritage Site in 2005 for its biodiversity and conservation importance.
Culture & Context
The name 'Heo Narok' translates as 'Hell's Gorge', reflecting local description of the steep, deep gorge and powerful nature of the falls.
Route
| By air |
|---|