Early morning pick up at your Bangkok hotel (around 7.30 am) for 2 hours transfer with your tour guide to Khao Yai National Park. The first stop will be at the view point where it is possible to see gibbons and pig-tailed macaque monkeys. The tour will continue with a visit to the Khao Yai National Park museum headquarter and then trekking on Gibbon route on the way and lunch at restaurant. Continue to visit Haew Narok waterfall and time to relax at the waterfall and then we continue to the bat cave where it is possible to see thousands of wrinkle lipped bat fly out of cave in search for food during sunset. Before begin night safari change to 4WD car with spot lighting possible to see wild animals such as Civet, Deer, Barking Deer, Porcupine, and Elephants etc. before transfer to your hotel near Khao Yai.