abstract
alpine
alps
beauty of nature
blue
built structure
calm
clouds
dock
empty
forest
freiburg
fribourg
green
hills
lac noir
lake
lakeshore
lakeside
landscape
long exposure
mountain lake
mountain landscape
outdoors
picturesque
pier
placid
schwarzsee
shimmer
sightseeing
sky
structure
summer
swiss
swiss alps
switzerland
tourist attraction
travel
visit
walkway
water
wooden