9Mount Olympus, the highest mountain in Greece

Mount Olympus is located between the Greek regions of Thessaly and Macedonia. It has been a Greek nature reserve since 1938 and a natural heritage site of the European Union since 1981, in the category of biosphere reserve.

In Greek mythology, Olympus was the home of the twelve Olympian gods. The ancient Greeks believed that on the summits of the mountain there were glass mansions in which the gods dwelt.