I'm a 23 year old male who travelled here with my good friend. For us, this island was such a great time. There's tons going on - really fun nightlife scene, great food, and some beautiful beaches to explore. Some tips to make your trip to Koh Tao more enjoyable: 1) If you're going to rent a motorbike (which you should!), rent it from Jack at Buddha View 2 in Chalok. The owner is an Irish dude who won't scam you for the minor scratch on your scooter when you return it. 2) Get yourself to Shark Bay with a snorkel set, and go find yourself some sharks! My first time at Shark bay I swam out and within the first 15 minutes came upon a 1 meter sea turtle and quite a few 1.5 meter black tip reef sharks. 3) At some point, go eat at the ''yellow rice and chicken'' place. Ask around about how to get there if need be..it's near the Autokan heading towards Chalok. Well well worth it in my opinion. 4) Eat at Su Chilli in Sairee. This place is friggin' incredible and pops off every night of the week after sunset. The Penang curry is to die for.