Phang Nga Bay is a 400 km² bay in the Andaman
Sea between the island of Phuket and the mainland
Koh Yao is actually a pair of islands in the middle of Phang Nga Bay, almost equidistant from Phuket and Krabi.
The island of Phang Nga Bay started life underwater 130 million years ago as part of the largest coral reef in the world.
Khao Sok consists of thick native rainforest, waterfalls, majestic limestone cliffs and an island stubbed lake. It is the 22nd National Park in Thailand.
Tarutao is the first marine park of Thailand. It is famous for its distinguished history and natural beauty