Near the main attraction of Alanya - Byzantine fortress on the hill - it is of great beauty Suleymaniye Mosque, built during the reign of the Seljuks here. It is believed that the main reason that the Seljuk Alanya paid great attention to is the fact that it was located closer to the path that leads to Konya (capital of the Seljuk) than Antalya.

Suleymaniye Mosque was built in 1231 in the upper part of the fortress just outside Ich-Calais (which is also called "inner fortress") during the redevelopment Sultan Alladin Keykubat I of the city. But the mosque was destroyed in later years, and again it was built in XVI century under Sultan Suleiman the Lawgiver. The mosque has a minaret. Now it is called in different ways: the mosque Alladina, the Castle mosque, the Suleymaniye. It is built of stone and has a square shape. To ensure good acoustics Mosque, under its dome suspended fifteen small balls. During the prayer is especially noticeable. The windows and the gate of the mosque, made of wood, is a demonstrative examples of the art of wood carving of the Ottoman Empire.

The Suleymaniye mosque complex includes a palace, schools and military buildings. All these buildings were placed in the middle of the fortress and refer to the Seljuk and Ottoman periods.