Split city Museum was established in 1946. It is located in the North-Eastern part of the Palace of Diocletian, in the complex of medieval buildings in the centre which is a Museum of a family of Papalic. Family Papalic settled in split, in the early 14th century. It was one of the most respected families of the city. They built for the accommodation of his family, a small Palace. In this room, and is now the City Museum of split.

The basis of the exhibition of the Museum was taken from collections of sculptures and monuments D. Papalia brought from the surrounding area Salons. In subsequent years, the collection is constantly updated with the pictures and works of art, as well as fragments of sculptures, monuments and statues, which were once parts of the buildings of the city of split. Along with works of art, the Museum presents a variety of documents, maps, photographs and manuscripts that help visitors better understand the history of the city of split.

The Museum is surrounded by beautiful, landscaped courtyard with ornate loggia. On the first floor of the Museum is a room with luxurious four-, and two single Windows and a well-preserved wooden ceiling.

The Museum presents a permanent exhibition, which refers to the period of history when the Split was an Autonomous urban commune (12-14 centuries). Among the exhibits can be identified such as the city Charter, seal, coins, Roman sculpture from the bell tower of the Cathedral. The Museum also is open Armory Museum with exhibits on the period of 15-18 centuries.