architecture
attraction
binocular
binoculars
blue
building
buzzer
cathedral
church
city
cityscape
coin
cologne
cologne cathedral
distance
europe
european
famous
far
landmark
landscape
lens
look
medieval
metal
operated
optical
outdoors
panorama
scenery
scenic
scope
sight
sightseeing
sky
skyline
spyglass
surveillance
telescope
tourism
tourist
town
travel
urbane
vacation
view
viewpoint
vision