Koh Mook is the third largest island of Trang Sea taken care by Had Chao Mai National Park, Koh Libong, Sub District, Kantang District. The island's feature is of high cliffs and rocks facing the open sea at the western coast. The island's eastern coast is the plain with the cape heading towards the main land where Ban Koh Muk is Located in between the sea. One side is Hua Laem Beach and Sapanyao Pier while the other side is Phangka Bay.
you will stand at the large hall roofed by the sky looking like standing inside the very large funnel. The sand beach will be seen in the middle of the hall surrounded by high cliffs. Some species of plant are found either on the beach or tat the cliff such as Caladium, spurge (Euphorbia ant quorum) etc. The sunlight during midday will be straight through the mouth of the funnel.
Located about 3-5 km from Sapanyao Pier is a small beach called Farang Beach with 3-4 bungalows among peaceful surroundings and can be accessible by rented motorcycles.
Morakot Cave, one of the fantastic attractions of the Unseen in Thailand is located at the west of Koh Mook.