Suggested tags
girders
bridge
infrastructure
structure
spandrel
steel
canyon
arch
supports
architecture
span
cliff face
crossing
man made
sandstone
navajo
highway
colorado river
landmark
engineering
connection
landscape
cliffs
connecting
design
urban
rock
road
expanse
highest
rocky
civil
grand canyon national park
outside
transportation
divide
height
broad
desert
massive
scenic
outdoors
historic
feat
wonder
servicing
marvel
dramatic
truss