機器
aerial view
boat lift
bridge
building
building exterior
built structure
canal lock
china
concrete
concrete wall
construction
dam
dusk
fog
fuel and power generation
gate
gorges
hill range
hubei province
human settlement
hydroelectric
hydroelectric power station
industry
large
lift lock
man made structure
mountain
nautical structure
oversized
power station
reservoir
river
sandouping
ship lift
sluice
staircase
stream
surrounding wall
three
three gorges
three gorges dam
transportation
view
watercourse
yangtze
yangtze river
yichang
yiling district