Tourists enjoy the clear waters of Koh Tao, Thailand, Southeast Asia, Asia

travel destination photography horizontal colour image koh tao thailand southeast asia asia tourist outdoors blue sky coastline landscape scenics physical geography non urban scene day thai culture turquoise sea water men women side view large group of people full length resort vacation tourism thai asian south east asia south east asian southeast asian colour color image color outside tourist destination travel group topography scenery scenic scene scenes picturesque typically thai traditional culture tradition traditional traditionally thai vacations holiday holidays tourists holiday maker holiday makers on holiday on vacation