英文關鍵字
background
beautiful
beauty
blue
brook
cascade
clean
cold
creek
drop
environment
fall
flow
flowing
fluid
forming
fresh
freshness
landscape
large
motion
mountain
natural
nature
outdoor
outdoors
park
peace
peaceful
rapids
river
rock
rocky
scenery
scenic
shines
slow
splash
spring
stone
stream
sun
travel
video
water
waterfall
wave
waves
wet
white
wild
wilderness