architecture
below
big
blue
bottom
bridge
column
concrete
crossing
day
design
elevated
empty
engineering
expressway
freeway
gray
high
highway
infrastructure
modern
motorway
outdoor
outdoors
outside
over
overhead
overpass
perpendicular
pillar
road
roadway
sky
span
straight
structure
support
supports
tall
transit
transport
transportation
under
underneath
underside
urban
viaduct