Khao Yai - waterfalls (Haew Narok, Haew Suwat) and wildlife (wild elephants, gibbons) in Thailand’s oldest national park

The line through Khao Yai NP (Nakhon Ratchasima), Thailand - waypoints, elevation and the day-by-day shape of the walk.
Year-round (drier Nov-Feb)
Tropical heat and humidity, heavy rain in the wet season, leeches and slippery terrain
Open year-round; some trails require a guide; wildlife-rich. Confirm.
Rainforest wildlife trails and waterfalls in Thailand’s oldest park
Non-technical walking/hiking; confirm any exposed or scrambly sections locally
Marked/waymarked route; navigation generally straightforward - carry a map and confirm locally
Accessible to most walkers and families; not fully wheelchair accessible - confirm
Wild elephants (give way), gibbons, hornbills, macaques
A popular, well-known route - busier in peak season
Waterfall walks; guided wildlife trails; night safaris
Khao Yai NP, from Pak Chong
Out-and-back/loop - no shuttle needed
Day route - none needed
Day-hike kit, water, sun/rain protection, sturdy footwear; coverage varies
Services in Pak Chong; limited or none on the trail
A guide is required for some interior trails
National-park fee; some trails need a park guide
Permits and operators change - confirm before booking.
Wild elephants on roads/trails, leeches, heat
Retrace the route to exit; dial local emergency services; carry a means of calling for help where remote
This profile is desk research, compiled from public sources - not a first-hand trail report. Coordinates are approximate.