- Enjoy snorkeling in clear blue waters and see the lush marine life of Koh Tan!- Swimming or take a leisurely stroll along the beach of Koh Madsum- Savor a sumptuous lunch after a day of fun-filled activities!- Travel stress-free with a round trip transfer from your hotel in Koh Samui- Relax on a nice sunbed by the beautiful white sand beach of Koh Madsum!