The islands off the coast of Thailand are famous throughout the world for their beautiful beaches, others for their gorgeous scenery and some even claim their fame for the party atmosphere. There are three main sets of islands in Thailand . To the east of Bangkok there are Ko Samet and Ko Chang, in the Gulf Ko Samui lie Ko Pha Ngan and Ko Tao, and in the Andaman Phuket and Ko Phi Phi. Phuket is the country’s largest and most developed island, connected to the mainland by two bridges. Ko Phi Phi is famous for the movie “The Beach”, while Ko Tao is Thailand’s diving mecca. But there are many, many more beautiful islands to choose from.