papingo rock pools, are many ponds formed by the river

landscape waterway papingo natural geology terrain formed appear course stream valley pools ponds river small along water flows gorge ruins cliff trail coast rock wall wadi tree soil sea tourism details ioannina jump landmark waterfall greece attraction mountain baths zagori geological flowing people inlet holiday formation happy epirus natural boulder greek gorge flows water that pools ponds new landscape lake hike fall environment day creek colorful cascade beauty trees rocks river nature mountains green forest beautiful background