The Ang Thong National Park (Mu Koh Ang Thong) is located in the Gulf of Thailand to 3 hours sailing from Koh Tao. It consists of 42 limestone islands and covers an area of 102 km2.

The islands are full of natural treasures such caves, cheminee, closed lagoon and white sand beaches. Wildlife and vegetation are abundant and you'll see monkeys very close.
Panoramic view
The trail leading to the top start next to the rangers headquarters. After a 30 to 40 minutes walk, the platform on top is a great point of view over all the park. there are several others platforms along the way to the top.
Mae Ko Lagoon
This closed lagoon is accessible by stairs, there is a platform on top of the stairs to enjoy the view over the lagoon and others islands. Some more stairs let you go down on a deck close to the water. On the way back there is a small canyon that can be crossed.
Bua Bok Cave
Just 15 minutes walk from the main beach on Koh Wua Ta Lap is the Bua Bok cave. Lots of rock formations, stalactites and stalagmites.