The metal blades of an american wind engine under a blue sky.
Schlüsselwörter
metal,
blade,
american,
1920,
agriculture,
architecture,
backlit,
blue,
circle,
drainage,
draining,
energy,
environment,
generator,
green,
green energy,
historic,
history,
iron,
management,
metallic,
mill,
old,
old-fashioned,
polder,
power,
pump,
renewable energy,
retro,
round,
silhouette,
sky,
station,
summer,
technology,
tower,
traditional,
turbine,
vintage,
water,
watermill,
wheel,
wind,
wind turbine
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