英文關鍵字
dam
nature
travel
electricity
hydroelectric
forest
randenigala
power
energy
construction
lake
river
mountain
structure
environment
reservoir
valley
hill
industry
renewable
engineering
aerial
view
tourism
water
electric
rainforest
jungle
fog
peak
sri
lanka
landscape
green
sky
foliage
clouds
ceylon
scenery
tree
leaf
asia
lush
tropic
plant
top
drone
scenic
vegetation
park
outdoor
scene
tropical
asian
countryside
from
above
woodland
mist
grass
palm
grow
flora
cloudy
wood
evergreen
wet
season
climate
wild
greenery
highland
concrete