aerial drone
aerial view
asia
ceylon
clouds
construction
dam
electric
electricity
energy
engineering
environment
fog
foliage
forest
green
hill
hydro power
hydroelectric
industry
jungle
lake
landscape
leaf
lush
mountain
mountain landscape
nature
park
peak
plant
power
rainforest
renewable
reservoir
river
scenery
scenic
sky
sri lanka
structure
top
top view
tourism
travel
tree
tropic
valley
vegetation
water