two cute girls exploring papingo rock pools, also called ovires, natural green water pools located in small smooth-walled gorge

adventure attraction balkans beautiful canyon child destination epirus family flowing forest formation friend geological geology girl gorge greece greek hellas ioannina kid kolympithres landmark landscape mountain natural nature outdoor ovires papigo papingo picturesque pool river rock scenery scenic sightseeing stream together tourism tourist travel trekking two water waterfall wonder zagori