Escape the hustle and bustle of Bangkok and spend the day in the serene Kao Yai National Park, a UNESCO World Heritage Site. On this private tour, hike around the park without any distractions, taking in the stunning natural beauty of the area. From the top of the Nong Pak Chi Wildlife Observation Tower, look out for the colorful local wildlife with the help of your guide, a local park ranger. In the afternoon, head deep into the park and spend some time relaxing at the iconic Haew Suwat Waterfall.