Pachenar Castle

Pachenar Castle is one of the most valuable historical monuments in the city of Semnan. It stands in the Esfenjan neighborhood, southwest of Abuzar Square. This mud-brick structure, also known as the Twin Castles of Semnan, consists of two separate castles in the eastern and western sections, and its origins are traced back to the early centuries of the Islamic era. Based on the architectural style, the building materials and the defensive structure, some researchers attribute it to the Tahirid period. The high walls, watchtowers and solid construction of the complex show that Pachenar Castle was once one of the region's most important military and defensive strongholds. With more than a thousand years of history, this historical monument remains one of the most distinctive symbols of mud-brick architecture in Semnan Province.

The Pachenar Castle complex consists of an eastern and a western section, each with its own architectural features. The western castle is larger and taller, rising more than 13 meters, with two round watchtowers at its corners. This section has two floors, large corridors with barrel-vaulted ceilings, small crypt-like rooms, a stable and service areas, which reflect its defensive and residential uses. The eastern castle stands a short distance from the western section and, although smaller, is of great historical importance. Part of this castle was damaged in recent years by urban construction. The use of raw mud brick, stone and local materials in the building showcases the traditional architecture of Iran's desert regions, and the walls of the upper sections, more than one meter thick, reveal the remarkable strength of the complex.

To visit Pachenar Castle, simply get to the city of Semnan and enter the Esfenjan neighborhood via Abuzar Boulevard or Hafez Boulevard. Once you enter the alleys leading to the castle, its tall historic walls are easy to see. The best times to visit this historical monument are spring and autumn, when Semnan's weather is milder and conditions are pleasant for sightseeing. During your visit, it is essential to follow the principles of responsible tourism, including not damaging the mud-brick walls, not writing graffiti on the structure and keeping the site clean, so that this valuable historical heritage is preserved for future generations.