英文關鍵字
adventure
america
beauty
cascade
churn
cool
dangerous
descending
destination
dramatic
drop
energy
fall
fast
flow
flowing
foam
forest
gorge
gush
gushing
height
hiking
landscape
mist
natural
nature
pond
pool
powerful
rapids
river
roar
rock
scenic
sheet
slides
splash
stone
stream
summer
swirl
torrent
travel
tumbling
water
waterfall
wet
white