The largest beaches on Koh Samui are Chaweng and Lamai. Chaweng is the more expensive alternative, but if it's a party you're looking after then this is the place to be. There are also smaller and quieter beaches to explore such as Big Buddha Beach and Bo Phut Beach.

Most travelers visit Koh Samui to enjoy the beautiful beaches. If you are into diving there are plenty of opportunities to join diving day trips and to participate in diving courses here. The north coast of Koh Samui offers powerful directional winds and attracts thousands of windsurfers in the period between December and February. Join a sailing tour and enjoy Koh Samui and the surrounding area from the sea.

The town of Bophut to the north has many great facilities and peaceful beaches that are appreciated especially by families and backpackers. As the majority of visitors stay along the coast, the inland nature of Koh Samui's is an almost untouched gem, with mountains and lush forests.

Other sights and activities on Koh Samui are the Big Buddha and deep-sea fishing and diving.