This park occupies an area of approximately 130 square kilometers. To get to the park, one can take a boat trip from the pier in Tambon Thap Lamu, Amphoe Takua Pa or from the pier in Amphoe Khura Buri. The trip takes about three hours. Similan, a small archipelago in the Andaman Sea, Comprises nine islands. It is famous for both surface and under water beautiful scenery. The best time to make a trip for diving and angling is from late december to mid April.