The sidi saiyad mosque buil in Ahmedabad in 1573.It is the most famous mosque in Ahmedabad.
The mosque was built in the last year of the existence of Sultanate of Gujarat. The mosque is entirely arcuated and is famous for beautifully carved ten stone latticework windows (jalis) on the side and rear arches. The rear wall is filled with square stone pierced panels in geometrical designs. The two bays flanking the central aisle have reticulated stone slabs carved in designs of intertwined trees and foliage and a palm motif. This intricately carved stone window is the Siddi Sayyed Jali, the unofficial symbol of city of Ahmedabad and the inspiration for the design of the logo of the Indian Institute of Management Ahmedabad. This mosque is extremely strong, as it is made of stones and after many years the stones it go back to the ground and day by day it becomes much stronger...
Foe more Detaisl visit - http://en.wikipedia.org/wiki/Sidi_Saiyyed_Mosque