nature in the mountains in vikos-aoos in zagori, greece

mountain valley cliff terrain canyon geology tree ridge rock wilderness plateau trail flower adventure park landscape formation walking nature mountains vikos gorge from viewpoint oxi national vikos-aoos zagori northern greece natural background beautiful beauty blue canyon color destination europe forest grass greece greek green high hiking historical holiday ioannina landmark landscape light morning mountain mountains park natural nature nobody outdoor outdoors panorama path range rock scenic sky stone summer top tourism travel tree trekking view vikos gorge epirus