Haci Kilic Mosque takes place in the Gevher Nesibe District of Kayseri Province. It was built in the 13th century by Kaykaus II. It is a rectangular-shaped mosque with low relief decoration on stone doors, east windows, and the mihrab; it is still open for worship and visits. It is known for its geometric composition, called the Zengi Knot, and was rebuilt in 1547.
