英文關鍵字
aerial
altitude
architecture
autumn
boards
bridge
canyon
construction
crossing
famous
fence
flying
footbridge
forest
geierlay
germany
handrail
hanging
high
hill
landscape
mesh
metal
nature
outdoor
outside
park
path
people
place
rope
ropes
steel
structure
suspended
suspension
swing
tourism
tourists
trail
travel
tree
trees
valley
view
walk
walking
walkway
wood
wooden