group of tourists climbing up the mountain top with a blue sky background in thongphaphum national park, ,khao chang phueak,

achievement adventure altitude ambition asia backpacker beautiful camping campsite chang climb cloud extreme field freedom fresh golden grass green hiking hill horizon kanchanaburi khao landscape leisure meadow morning mountain nature outdoor peak people phueak ridge risk scenery sky sun sunlight sunrise sunset thailand top traveler traveller tree trekking twilight vacation view winter yard