The Khao Sok National Park, established in 1981, manages, with 739 square kilometes the largest rainforest in southern Thailand. Its jungle is one of the oldest rainforests in the world, it is even older and more diverse than the Amazon rainforest. The stars of the park are the gibbons and rafflesia, the biggest flower in the world.
Khao Sok National Park, created in 1981, manages, with 739 square km, the largest virgin forest in southern Thailand. Its jungle is one of the oldest tropical rainforests in the world, it is even older and more varied than the Amazonian forest. On the fauna side, the stars are the gibbons and wild elephants and on the flora side, the undeniable star is the rafflesia, the largest flower in the world which can be found in the park from December to March. With a specialized guide on Khao Sok your chances of observing them will be much greater than via the classic tour.
See here a list of accommodations close to Khao Sok National Park
There are many guesthouses and hotels in Khao Sok, most are in the street leading to the park entrance. It is best to book in advance on weekends in high season. One of the best ways to get a complete experience of the park is to book a 2-day, 1-night excursion, with the night spent in a floating hotel on Chiew Lan Lake or on the lakeshore, as prices for floating hotels have skyrocketed since the post-COVID tourism resumption.
For treks, take a swimsuit and towel to swim in the rivers and waterfalls and good shoes, it will also protect you agianst leeches. There are some in Khao Sok, so do not sit too long in the forest. Apparently Tiger Balm could make them flee... Otherwise, even if one bites you, nothing serious, just go to the pharmacy, they will give you a saline solution and a cream (120 baht) and a few days after there will be no trace.
To go visit Khao Sok National Park, you can also book one of the tours above.