The navy yard, having five arched rooms, was constructed in such a way that it receives sunlight almost all the time sun is up. Alanya navy yard is the first yard in of Seljukians the Mediterranean region. There is a praying room on one side, and a guardsman room on the other side of the navy yard. Therefore, there is a well inside of one of the rooms, which has dried up in time.
The Seljuk Sultan of Rum, Alaeddin Kayqubad I, who built a shipyard at the banks of Black Sea before, earns the title of "sultan of the two seas" with his successful Alanya Shipyard building campaign and eventually signs trade agreements with Venice of the time. The Shipyard remained fully operational as such, until 1960s.