meteora - the small chapel carved into the rock on the footpath to the rock holy spirit (agio pnevma) in kastraki, meteora

meteora altar holy chapel hiking trail path rock of spirit hole carved blue church cave hermit clouds mountains view village summit peak cross the aghio pnevma outdoor pillar religion orthodox unesco world heritage site kalambaka greece formation kastraki kalampaka mountain trikala monasteries thessaly kalabaka europe nature landscape monastery meteroa rocks formations limestone cliffs travel