geological fomations of concretion on a green valley in buzau county, romania

aerial agriculture beautiful biodiversity buzau buzaucountry concretion country countryside day decidious dramatic ecological fomations forest forests fresh geological geopark green hike hiking landscape layers lush meadow meadows meditate mineral minerals mountain mountains natural nature nobody openair outdoors overcast peace quite rock rocks romania rural sedimentary shapes sky soil spherical spring storm stormy summer tourism trail tranquil trees valley vegetation view young