英文關鍵字
ancient
and
balkan
beautiful
beauty
beech
big
bulgaria
central
countryside
delicate
earth
europe
flower
flowers
forest
fresh
green
ground
landscape
life
magenta
majestic
mature
mountain
national
nature
old
pan
panning
park
peaceful
plant
purple
reserve
root
roots
rural
scenery
scenic
shot
small
spring
strong
summer
tall
the
tiny
towards
tree
trees
upwards
wild
wildflowers
wood
woodland
woods
world