Koh Samui is the second largest island in Thailand, after Phuket, and encompasses a whole host of treasures waiting to be explored. Not only is there a big backpacker scene thanks to cheap accommodation and great nightlife, Koh Samui also caters to the luxury crowd with gorgeous boutique hotels and spa resorts. It takes around an hour to drive around the entire island and there’s a lot packed into its small size. There are plenty of reasons to choose Koh Samui for your next vacation – here are just a few. 1) Sailing the Koh Samui Seas What’s a vacation if you can’t indulge a little? Hiring a luxury yacht or catamaran is affordable and easy on Koh Samui. You can get one privately for a small group or join an organized tour to explore the waters of the Ang Thong Marine Park, or the shallow waters around Koh Samui itself. It’s a gorgeous way to spend the day, cruising around with some champagne and a hamper full of picnic food, stopping to swim and snorkel.