Well known beaches are Chaweng, Lamai, Bophut, Big Buddha, Choengmon, Hua Thanon and Maenam. Samui do also has many sister islands; Koh Tao (top diving destination in Asia), Koh Phangan (known for it's Full Moon Party etc.), Angthong National Marine Park, Koh Tan and the spectacular Koh Nang Yuan.