The trip takes approximately 5-6 hours to complete, depending on the current. The route passes lush forests and a Karen hill tribe Village. The journey from Phetchaburi City to the starting point may take approximately 3 hours on a 4-wheel drive vehicle. Call 02 918 6067 or 034 410695 for more details.

Tham Khao Yoi

This cave is located on the hill, which is clearly visible from Highway No.4, behind the railway station of Khao Yoi District, approximately 22 kilometers north of Phetchaburi town. It was the place where King Rama VI practiced meditation while he was ordained. Today, it houses several Buddha images.