alps
austria
closeup
cog
cogwheel
czech
detail
gear
gearing
high
historic
historical
industry
infrastructure
korenov
line
mechanic
mechanical
mechanism
mountain
nuria
old
pinion
puchberg
rack
rail
railbound
railroad
railtrack
railway
road
rusty
shaft
steel
structure
system
tanvald
technology
tooth
toothed
track
train
travel
up