英文關鍵字
beautiful
calm
cascade
clean
closeup
creek
daytime
empty
environment
fall
flow
flowing
flush
foam
fresh
green
harmony
landscape
leaf
leisure
lifestyle
motion
mountain
mysteriousness
natural
nature
outdoors
outside
park
peace
peaceful
river
rocks
splash
spring
stone
stream
strong
tourism
tranquility
travel
view
water
waterfall
wet
white
wild