英文關鍵字
camp
camping
clean
clear
cold
conservation
drink
drinking
environment
environmental
exhaust
exhausted
fast
flow
fresh
hands
hike
hiker
iceland
journey
lifestyle
man
mountain
natural
nature
nomad
outdoor
outdoorsman
pristine
pure
purity
quench
quest
refreshing
resource
river
source
spring
stones
stream
thirst
thirsty
travel
traveler
unspoilt
water
waterfall
wild
wilderness
woods