You need at least 1 day to visit:

Sanandaj Museum was originally a “Qajar” period house built as the residence of “Molla Lotfollah Sheikholeslam”, one of the spiritual leaders of “Qajar” era. It was transformed into a museum in 1967.
It consists of a basement and a ground floor. Archeological items are exhibited in basement and ethnological materials are on show on the ground floor. Various cultural objects from the region of Kurdistan, as well as other parts of Iran are housed here.

The Jame mosque of Sanandaj was constructed in 1227 AH. This mosque has a large prayer hall. there are inscription strip of holy verses of Quran. The mosque has two Iwans. Around the courtyard there are 12 niches.

Palangan is a village at 120 km south west of Sanandaj, Kurdistan Province, Iran. At the 2006 census, its population was 821, in 194 families.In Palangan the roof of one house serves as the courtyard of the upper house.