cr. pic. https://www.pinterest.com/pin/429108670719706577/
Koh Samae San is situated in Chonburi province, in the East of Thailand. It takes only 15 minutes to go there from the main land. It is just a small island, in oval shape, only 4 km. in length and the maximum width is just approx. 1 km. It is presently under control of the Royal Thai Navy.
The nature of Koh Samae San is well taken care so the beach, sea and forest look very fresh, pure, natural, and beautiful. There is no entertainment disturbing you at Koh Samae San so you can rest assure that you will get much relaxed while you are there.
By the way, it is for one day trip only because there is no hotel accommodation at Koh Samae San.
cr. pic. https://www.pinterest.com/pin/440086194811534313/
The activities that would be interesting for you are swimming along the beach, boating, fishing, biking around the island, trekking through the green forest, playing football or valley ball at the beach.
Besides, the island is well-known for snorkeling; i.e. there are diving areas especially for the ones who love to see beautiful corals and colorful fish under the sea.
It is one of the most important centers about underwater world in Thailand. You can also pay a visit to the museum of sea and islands of Thailand there, for more study.
cr. pic. https://www.pinterest.com/pin/449937818998932829/
Last but not least, I would like to emphasize that this island is very beautiful with natural view, especially the rich underwater world scenery which is much wonderful. It is recommended to come here once of your life, there are a lot of amazing things there than you think!
For your information, best time to travel to Koh Samae San is during January – April.