Mljet is the southernmost of the larger Adriatic islands. Mljet (Sobra) is 23 nautical miles from Dubrovnik (The port of Gruž) and 13 nautical miles from Korčula (to Pomena). It is 37 in lenght and has an average width of 3 km. It covers a total area of 100.4 km2. The average air temperature in July is 24.8 C and in december 10.8 C. Mljet is the most wooded Adriatic island and one of its surface is protected as a National Park. In its 13 settlements there are about 1 111 inhabitants.
According to a legend the island of Mljet is the beutiful island of Ogygia where the nymph Calypso kept Odysseus captive for seven years. The ancient name for the island also refers to its beauty. It was called Melitta, which derives from the Greek “melitte nesos” which means “honey isle”. Babino polje is the largest settlement and administrative centre of the island. It is situated in the most fertile part of the island, beneath the highest peak , Velji grad (513 m).
The National Park includes the western part of the island, Veliko jezero, Malo jezero, Soline Bay and a sea belt 500 m wide from the most prominent cape of Mljet covering an area of 54 km2. Over 84% of the island of 98.10 square kilometres (37.79 sq mi) is forest. The island’s geological structure consists of limestone and dolomite forming ridges, crests and slopes. A few depressions on the island of Mljet are below sea level and are known as blatine (“mud-lakes”) or slatine (“salt-lakes”). During the rain seasons all blatine are filled with water and turn to brackish during dry seasons.