young traveler sits on a rock that overhangs the abyss, with a beautiful landscape - khao ngon nak nature trail in krabi, thailand

abyss achievement activity adrenaline adventure aerial background backpacker beautiful below blue breathtaking cliff concept courage crest danger dangerous dragon extreme freedom hang high hiker hiking khao khuan koh krabi landscape limestone male man mountain nak national nature ngon outdoor overhang overhangs panorama park peak person phi pho precipice risk rock sai sit sits sky sport success thailand that tongue top tourism tourist trail travel traveler view viewpoint young