Ko Lanta is very diverse by nature. The archipelago consist of over 70 small islands. Most of them are in the national park area which guarantee truly unspoiled. Many islands nearby are very rich of underwater life on a square mile of coral reef. Some have magnificent beaches which worthy to visit. Many people come to Ko Lanta for some of the world's best scuba diving in the surrounding Andaman Sea . However, the island offers many other great activities and tours suitable for all members of the family including snorkeling, hiking and caving, boat tours, fishing, kayaking or rent a Jeep and sightseeing around this diversity island is worth

The most reputation of Lanta is the dive sites. Hin Daeng and Hin Muang were rate from international dive magazine as world top ten diversity sites.

Hin Daeng or Red Rock is a huge pinnacle protrudes three meters above the surface. The east side is shallower with two long narrow ridges gentle slope in to the blueness, pleasing with lush red soft coral. The southern of pinnacle fast drop as the huge wall dotted with soft coral and sea fans.

Hin Muang or Purple Rock is just a few hundred meters away, the underwater rock is about 200 meters long and narrow round top with two side wall. The site is pleasing with lush purple soft coral insertion with large sea fans of red, white and orange. Both sites often found large schools of jack tuna, large size barracudas, gray reef sharks, huge needle flying fish and long toms and sometime huge whale shark and manta ray.

Koh Ha is a group of five tiny islands west side of Koh Lanta. The interesting is the series of underwater caves look like a cathedral. At Koh Ha Yai the caves are very complexity. The main cave is safe to enter; look back will see the lighting pipe passing through the hole of chamber is illusion. Penetration into the passage way at the rear of the main chamber is dangerous and it is not recommended.

The other sites are as Hin Bida, Shark Point and Ship Wrack which more near to Phi Phi island but easy access from Koh Lanta.

If scuba diving is not familiar with you, down here also have many snorkeling sites offer.

One of the best is Ko Rok , 30 km south of Koh Lanta, the twin islands with magnificent beaches covered by green tropical forest. Offshore is a square mile of coral reef with colorful sea life. The water is transparent clear with over 30 meters sighting. For the one can't swim is also can enjoy and see underwater life from the boat.

On the island are also have a thousand year the Banyan tree jungle, folk of big size monitor lizards and a troop of shell crabs.

On Ko Lanta have one day tour named “ Four Island Trip” . This will lead you to Ko Cheuk and Ko Waen , snorkeling among colorful soft coral with a hundred of Nemo. The trip also let you visit Ko Ngai or Ko Kradan , one of the magnificent beaches with coral reef off shore. The highlight is at Koh Mook, the small island with hidden beach at the heart call “ Emerald Cave ” . You need to swim through the darkness passageway. It is gently wider and more illumination, awaiting the tip will understand what the emerald cave is. Out side the cave is tiny beach at the middle of chimney of limestone cliff at the heart of the island.

Worth to visit Ko Phi Phi once, if you never. She is still charming as ever with a few manificant beaches horizontal by verticle limestone cliffs, viking cave and famous Maya Bay. The sea here is more clear with over 30 meters depth sighting, the snorkeling available everywhere in many tiny bay around the island.

Half of this long island is the national park area which covered by fresh tropical rainforest, living of many small creature and flora fauna. Jungle walk is available at the most south of the island near national park head office. The paved walk way cut a few kilometers deep in to the heart of the jungle and gently up hill, the end at view point of two horse shoe curve beaches where the light house located.

For more adventure, another jungle walk is at the middle of theisland head to Mai Kaew Cave ; with 3 kilometers walk along the small cannel up to the high hill. Smooth walk along the cannel will lead to tiny waterfall half way, further is another one kilometer up hill head to hidden cave on the top.

Easy exploring the jungle, the elephant trekking are available many spots on the island. Experience with huge creature by sit back on the ride altogether observed this fresh rain forest. The courses are available either by hours, half day and full day with lunch and dinner.