This is site touristique religius in the watercastle complex near the famous bird market’ Ngasem’. This is an long rounded alley which inside of it divise into  two rounded area. to entry in to this two area, there’s only one gate which presente that in this world, we born and we died because of one thing, God ( Allah). there’s two rounded area inside, upstair and downstair with one big hole towards to mecca. in every area, people said thad this hole for imam or the leader of moslem when they praying. as a connector  in to upstair area, there are 5 ladder which presente the five pillar of Islam, confession of faith to Allah, daily worship 5 for a day, fasting of ramadhan, tithe, pilgrimage to mecca. Actually, the four ladder compose a small place to stand on and the form is quadrangle and the last ladder connect to upstair. it means that, for moslems, it is obligation to do the four pillar of Islam meanwhile the last pillar, which connect us to the next level should be done when we are  capable, material and immaterial of mastering Islam.
Under the ladders, there were a well used to ritual ablution before prayer for moslems.