abrupt
altitude
anisclo
autumn
blue
cliff
cloud
countryside
ecosystem
environment
europe
famous
gorge
high
hiking
hill
landmark
landscape
mountain
mountainous
national
nature
needle
nobody
ordesa
outdoor
outside
park
peak
pinnacle
precipice
pyrenees
range
route
scenic
sightseeing
sky
spain
spires
steep
summit
top
travel
trekking
twilight
valley
vegetation
wilderness