A physical phenomenon unique in the world is the Meteora . It is located in northwestern Tessaliei Plain , near Kalambaka , the output pins in plain Tessaliana river . " This formation came into being because a cone -shaped delta , made of river stones and mud , which flows into the lake tessalic old . After separation geological massif of Olympus and you Osseor lake waters have found out over the Aegean Sea through the valley of Tembi . Then this massive delta -shaped split in stones and huge rocks compact heights reaching up to 4000 meters . " Here at Meteora feel like you are very close to heaven as you're going to " light " . Feel not only clean air , but a positive energy that you upload spiritual makes you better, more noble .