aarau
aarburg
aare
aargau
ancient
architecture
beautiful
blue
building
castle
cathedral
chateau
church
city
cloud
day
destination
europe
european
famous
flag
fort
fortress
heritage
hill
historic
historical
history
house
landmark
landscape
medieval
nature
old
panorama
picturesque
reformed
roof
scenery
scenic
sky
summer
swiss
switzerland
tourism
tourist
tower
town
travel
view