Sanandaj is the center of Kurdistan Province of Iran and is 512 Kilometer at the south west of Tehran. The attitude of the city is 1480m. Sena or Sena_Degh or Sanandaj is a new city which at the Safavieh period, Shah Safi ordered and the city was built by Soleyman Khan-e-Ardalan in 1046AH. Thus a strong castle by the village of Sena was built at the beginning and was known as Sena-Degh. Then on The Eastern side base of a new city was founded which later on was named Sanandaj but in local language people still call Sena for Sanandaj. This city until the end of the Nasser-e-din Shah's Kingdom was the center of Kurdistan.
   The atmosphere and elements of the structure of the city had been made up of three atmospheres: governmental, residential, and economical. The first texture of city had roots in the old method of construction in Iran-specially the Islamic age-end in design inspiring by Isfahan architectural method. Sanandaj, because of being in the center of the region, has many markets, houses, buildings, and mosques and basically has been an important economical center in Kurdistan. The market of the city enrolled all the productive and economical activities and has been in change of providing services for the cities and villages in the area.
   Not very long ago the social relation has not changed so rapid because of quick communication, Sanandaj has had important exported items and in comparison to the other places in the province had more merchants and wealthy families. The remaining of the houses and buildings confess this.

Historical buildings and works
   The architectural works of this city which have been left as memorial from Safavieh era to Qajar period, the following can be mentioned: the covered Bazar, Jame' Mosque, Khosro Abad building, Vakil and Moshir and Asef buildings, museum, Qeshlag bridge, and other public bathrooms and buildings. Altogether, in addition to the beauty of appearance and similarity to the architectural of central Iran, they have got the local architectural experiences and using local material and building methods. They also have characteristics and finally specific nature which includes the main skeleton and building, the facade, and inside decorations which their plaster work and old big windows and doors with small colorful glasses are very unique and wonderful.

Jame’ Mosque
    Built in the second half of the 19^th century, this mosque is of high importance architecturally. It has colored tiles, stone columns and a domed roof. The two minarets and the inscription on the walls of the sanctuary are of high artistic importance. The great sanctuary around which there are 12 cells is roofed by 35 domes, which are supported by 24 columns.

Museum
    This museum, the building of which belongs to the Safavieh period (1501-1736), is high among the city’s tourist attractions. The dome with mirror-encrusted stalactites and the sash of the hypostyle hall are magnificently impressive.

Qeshlaq Bridge
    It is a bridge, very similar to the famous Si-o-se Pol bridge in Isfahan, built across the Gaveh Rood River, 6 kms east of Sanandaj. There are two inscriptions bearing the date in which the bridge has been repaired.