abandoned
africa
apart
blur
branch
change
changing
concept
confusion
crossing
crossroad
diminishing
direction
directional
equipment
errors
ethiopia
exchange
focus
forward
future
gravel
infrastructure
iron
journey
junction
lever
light
old
past
perspective
possibility
rail
railroad
railway
road
ruined
rust
sign
signal
station
steel
switch
symbol
track
traffic
train
transportation
travel
way