英文關鍵字
serene
river
scene
featuring
small
stone
dam
water
gently
cascading
over
edge
surrounded
lush
greenery
reflected
sunlight
creating
peaceful
natural
atmosphere
waterfall
nature
landscape
stream
reflection
tranquility
outdoors
portugal
serta
castelo
branco
green
flow
environment
calm
scenic
europe
countryside
outdoor
vegetation
rural
feature
view
summer
pond
fresh
ecosystem
ripple
streambank
clear
travel
cascade
rock
falls
park
beautiful
people
scenery
lake
tree
beauty
backgrounds
object
mountain
forest
scenics
landscaped
flowing
tranquil
district
public
foliage
observation
point
freshwater
rippled
falling
parkland
idyllic