waterfall in a lush tropical green forest in doi inthanon national park, chiang mai, thailand. this nature landscape showcases

waterfall tropical forest nature landscape water sustainability travel destination conservation lush green flowing body wilderness environment eco tourism adventure natural outdoors tranquil serene pristine cascade journey ecology purity peaceful rainforest biodiversity hiking vacation relaxation thailand chiang mai doi inthanon tree mountain park fall resource sustainable national asia creek day stream river thailand showcases scenic destinations