機器
backlight
bird
business
chimney
commerce
construction
contours
crane
dawn
dock
dockyard
factory
gantry
gdansk
harbor
harbour
heavy
huge
industrial
industry
iron
lift
machines
manufacturing
metal
ocean
orange
plant
poland
polish
port
red
sea
ship
shipbuilding
shipment
shipping
silhouette
sky
skyline
station
steel
structure
sun
sunrise
sunset
water
yellow