Haew Narok Waterfall

น้ำตกเหวนรก

The waterfall with the greatest drop in Khao Yai, plunging about 150 meters across three tiers. It roars down in the rainy season, and its Thai name means “hell’s abyss waterfall.”

Haew Narok lies in the southern part of Khao Yai National Park, on the Prachin Buri side. It is the park’s waterfall with the greatest drop: a three-tier cascade with a total drop of about 150 meters, the main tier alone about 80 meters. In the rainy season the water volume is impressive. In Thai, “Narok” means hell. The name comes from wild elephants that were sometimes swept into the deep gorge by the rushing water during the rainy season, and concrete barriers have been built upstream to keep elephants away. From the parking lot, a forest trail of about 1 km takes 20–30 minutes. The last section is steep steps, which lead down to a viewing platform where you can see the main falls head-on. Tip: combine it with the Pha Diao Dai Viewpoint and Khao Khiao on a half-day southern-route trip. Getting there: it is about 30 minutes’ drive south from the visitor center, or you can enter through the south gate on the Prachin Buri side. Note: the steps are steep and slippery, and the uphill return is tiring. Water volume is low in the dry season (February to May). Wild elephants occasionally appear on the trail, so follow the rangers’ instructions.

Opening hours

08:00–17:00 (follows park hours)

Waterfall · Hiking · Rainy season

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