Discover khao yai national park during a 5 day tour that includes trekking through the jungle and two nights at an ecolodge accompanied by an experienced guide youll enjoy a firsthand experience of this unesco world heritagelisted park as you hike into the wilderness sleep in hammocks swim in waterfall pools camp under the stars and relax at the ecolodge with numbers limited to eight people on this small group tour youll enjoy a more personalized experience in thailands oldest wildlif