Split is the largest city in Dalmatia and the second largest city in Croatia. According to the last census conducted in 2011, Split has 178,192 residents . It is also the second largest Croatian port and the third port on the Mediterranean by the number of passengers . It is the administrative center of Split-Dalmatia County and is a centre of the most southern area of three Croatian counties (formerly the Association of Municipalities of Split), as well as a part of Herzegovina and Bosnia. The port Lori on the north side of the peninsula is the seat of the Croatian Navy. The city center is the old Diocletian's palace from the 4th century (under UNESCO’s protection since 1979), and is unique in the world. Split is situated on the Adriatic coast in Dalmatia in Split (Marjan) peninsula. The ridges surrounding it in the background are: in the north and Northeast Mountain Mosor, in the northwest hill Kozjak, from east hill Perun, and the old town is situated at the foot of Marjan hill, located west of the old town. Split peninsula is surrounded by the islands of Brač, Hvar, Šolta and Čiovo. Ferries from Split port are often the only link between the central Dalmatian islands with the mainland. Split's panorama can be seen in more detail from the first Marjan visionary or from 11 km away Klis fortress where you can see the entire archipelago with the islands.