英文關鍵字
adventure
beautiful
brook
camping
cascade
clear
close
conservation
creek
day
environment
fall
flow
flowing
forest
green
ground
jungle
landscape
leaf
moist
moss
mossy
mountain
natural
nature
outdoor
people
river
rock
rocks
scene
season
shade
small
splash
spring
stone
stream
summer
sunlight
tranquil
travel
tree
trip
tropical
vacation
water
waterfall
wet