Oristano The town is placed in the middle of the west coast . It was found by people from Tharros forced to move into internal area to escape from Saracenic raids. The new city was called "Maristanis" or "Aristanis" that it means city between the pools. His best period was between the XII and XIV century becoming one of the most important political and cultural centre of the Sardinian middle age when it was the capital of Arborea giudicato distinguished from Eleonora d'Arborea character. She promotes war against Spanish people which wants colonised the island and she's famous for her studies in law. She wrote the "Carta de logu" a very important legislative document and the most important document written in Sardinian language.

It easy walk in the historical centre and you can stop to visit some important monuments: Mannu square: An open place planted with trees where there was one of the medieval doors of the ancient walls surrounding the city where there also was the mansion of Arborea judges now a prison.

From here walking along Vittorio Emanuele road you find the Saint Mary Cathedral with his fifteenth-century bell-tower in a octagonal map. The judge Mariano made the church built in 1228 in Gothic forms by Lombard artists. At the beginning of 1700 it was re-built and it lost the native style. The surviving part of the ancient church (1200) is the Rimedio chapel in Gothic style with a cross vault, the bell-tower base and a part of the apse.

In the Cathedral parvis there are the Tridentino seminary probably ultimated in the XVIII century with granite columns. It is a very important urbanistic and architectural with the archiepiscopal building. The last one was built by Piedmontese and it was used like burial place for Arborea judges

Not far from the cathedral, there is the St. Francis neo-classical church built around the middle of XVII century but it was completely destroyed at the beginning of the XIX century and rebuilt between the 1841 and 1847 by Gaetano Cima. Inside you can admire the polychrome Crucifix called the Nicodemo (XV century).

Eleonora square, the symbolic centre of the town, it's dedicated to Eleonora of Arborea built by the sculptor Ulisse Cambi. In the same square there is the town-hall built in XVII century as a monastery and it's one of the neoclassical style buildings placed in the centre: Carta building in the corner with Umberto road, the Mameli and the Corrias buildings.

Walking along Umberto main street there is Roma square where the Mariano II tower (called St. Christopher) stands. It was built by Tuscan in the XII century by order of Mariano judge who led the Arborea giudicato. It's the only mark of the ancient town-walls inside there is a big bell (1430)

Next to the tower in the ancient Parpaglia street there is Eleonora Of Arborea's house (XVI century) and a little more ahead there is the nineteenth - century Parpaglia building seat of Antiquarium Arborense with a picture-gallery and an archaeological collection coming from Tharros and Sinis areas excavations.

From the Mariano II tower along Garibaldi street until St. Chiara church built around 1343 that keep the apse and some rests of the ancient convent. The style remains to the French Gothic. Inside there are Costanza of Saluzza mortal remains the one of the Arborea judge's wife and some pictures and sculptures. At the end of the street we can find the Portixedda tower that controlled the entrance of the town.