About Pha Diao Dai
Pha Diao Dai is a cliff-top viewpoint on the Khao Khiao ridge in Khao Yai National Park, within Pak Phli District, Nakhon Nayok Province, Thailand. At about 1,100 meters elevation, it offers wide panoramic views over the forests and plains of Nakhon Nayok. Reached by a forest hiking trail, the viewpoint is known for its exposed rock ledge, sunrise views, and surrounding evergreen forest within the Dong Phayayen-Khao Yai World Heritage site.
Visitors guide
Visitors can expect a natural cliff-edge viewpoint with an open rock platform overlooking forested mountains and the lowlands of Nakhon Nayok. The site is reached via a marked forest hiking trail through evergreen forest within Khao Yai National Park. There are no buildings, only a viewpoint area with safety railings in parts. The surroundings are dense forest and steep cliffs, with opportunities for photography and sunrise viewing on clear days.
Key highlights
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Cliff-edge viewpoint at approximately 1,100 meters elevation
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Panoramic views over Nakhon Nayok plains and Khao Yai forest
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Popular sunrise viewing point
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Forest hiking trail through Khao Yai National Park
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Part of Dong Phayayen-Khao Yai Forest Complex UNESCO World Heritage Site
History of Pha Diao Dai
Located within Khao Yai National Park, established in 1962 as Thailand's first national park. The park and its forest complex was inscribed as part of the Dong Phayayen-Khao Yai Forest Complex UNESCO World Heritage Site in 2005 for its biodiversity and conservation value.
Route
| By road | From Nakhon Nayok town, take Highway 33 and Highway 3076 to the Khao Yai National Park entrance near Na Hin Lat, Pak Phli District, then continue by vehicle to the trailhead and hike to the viewpoint |
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| By public transport |