architecture
blue
built structure
business finance and industry
concrete
dam
electricity
engineering
environment
environmental issues
flowing
fog
fuel and power generation
generator
horizontal
hydroelectric power
industry
lake
landscape
mountain
nature
nepal
no people
outdoors
plant
power in nature
power supply
renewable energy
reservoir
river
sky
social issues
spray
station
summer
sustainable resources
technology
turbine
water
waterfall