機器
aged
below
bottom
bottom view
closeup
connection
freight train
gauge track
goods train
grunge
hauling
heavy
industrial
industry
iron
locomotive
metal
narrow gauge
old
rail
railroad
railroad tracks
rails
railway
retro
rust
rusty
rusty wheel
screws
sleepers
steel
track
train
transit
transport
transportation
travel
under
under carriage
urban
vintage
wagon
wagon wheel
wheel
wheelframe