英文關鍵字
trek
mountain
boy
mountaineering
peak
summer
trekking
activity
adventure
backpack
boulder
excursion
happy
highway
hike
hiker
hiking
hill
holiday
landscapes
leisure
looking
man
nature
park
people
countryside
climbing
motion
travel
vacation
recreation
lifestyle
outdoor
bridge
stream
water
creek
freedom
walking
sport
italy
sudtirol
path
scenic
trail