the babrek kidney of rila mountain

2100m 2500m adrenaline air alpine astonishing babrek babreka beautiful bird blue breath breathtaking bulgaria calm camp cascades clear climbers climbing clouds colorful connected cosmic crowded daylight deep ecological elevation eye favorite fresh glacial green hikers hiking hills hospitable inviting kidney lake lakes magnificent marine meadows mountain mountains northwestern outdoor panorama peaceful peak peaks people popular pure rila rocks rocky seven shores sky steepest stones streams summer sunshine tourists track tremendous valley visited water waterfalls wild wonders