birds nest on dead trees

aqua balkans bank beautiful biological biosphere clouds coast cormorant dead deserted destination dry eco ecology ecosystem environment europe fauna flood flora greece greek heron horizontal housing hydro idyll kerkini lake landmark landscape location macedonia mediterranean mini mountain national nature nest nests nidificate nidify outdoor park peace peaceful perched pictorial picturesque reflection refuge relax reserve reservoir resort resource river scenery scenic serenity serres shelter silence sky skyline still storage striking tranquil travel tree trees view water white