mount olympus - man holding a wooden stick on top of skala mount olympus on a foggy cloudy day

greece cold mount olympus praying no visibility holding stick man clouds fog foggy rear view hiking mountain freedom fresh air breath outdoor sport adventure happiness wanderlust achievement climbing unesco world heritage macedonia mountains summit pieria ridge thessaly mytikas greek gods litochoro stefani skolio skala biosphere reserve national park olympos trail europe travel summer low mystical tourism edge