Tourist boats at the Pak Ou caves, Mekong River near Luang Prabang, Laos, Indochina, Southeast Asia, Asia

adult asia boat boats cave caves color image day environment high angle view horizontal indochina laos luang prabang mekong mekong river mooring nature one person outdoors pak ou people photography river riverbank southeast asia tourist tourist boats travel travel destinations walking anchoring asian color colour daytime laosian one outside riverside sightseeing south east asia stepping tourism transportation walk water