Aslanhane Mosque in Ankara is an old mosque, which differs unusual architecture and strength of the structure. The mosque has a lot of names of the people, but most of it is called the Lion's house, as on a wall, which is adjacent to the mosque, and refers to the burial complex, there are statues of lions. It is located near the fortress of Hissar. Seljuks built it in the 18th century on the territory of the former Roman cathedral.

All the buildings are of interest to the Seljuk modern historians and scholars, as they differ not only visual beauty and harmony of the architecture, but also the extraordinary strength that helps to resist time. The main builder of the mosque was the Ahi Sherafeddin, the head of the religious brotherhood Ahi. The mosque is often called by his name, and is located in front of the temple of his mausoleum. In the construction used architectural details, especially in the design of the supporting structure, which are characteristic of the Roman and Byzantine eras, as well as construction materials have been used from the ruins of the former church, for example, the white marble in the decoration of the gate. Seljuk mosque is confirmed by the origin of the classical mihrab decorated with a thin enamel walls. Also inside there is a pulpit, decorated with carved walnut woodwork.

The mosque has a distinctive feature - the arch, firmly based on twenty-four columns, decorated with wood carvings, which creates an extraordinary impression of the interior. The mosque has a large number of different niches, decorated with carvings. Thanks to abundant wood trim Mosque also called Forest. The temple is notable for the fact that preserved the old monastery of dervishes called Tekke. Earlier minarets were decorated with blue tiles, evidenced by preserved wall fragments. Because of this element of decor you can imagine how grand spectacle was a mosque in the old days.