Transfer from hotels to Kaeng Krachan National Park, which is the largest nature reserve in Thailand (2915 km²). It stretches along the border with Burma, in picturesque hills covered with tropical forests. Along the way you will see numerous pineapple, mango, papaya plantations and rice fields. Stop at Kaeng Krachan Lake, which was created after the construction of a dam on the Petchburi River and covers an area of 46.5 km². Then a walk through the rainforest where you will admire the hills, unspoilt nature, and many animal species. After lunch, a boat trip on Kaeng Krachan Lake. Return of hotels in the late afternoon.