Some centuries ago it was situated on the confluence of the
rivers Ganga and Son, and river Saryu joined it from the north. The
remains of an old time fortress on the bank of the old channel of the Son
reminds one that Maner was a strategic point in ancient times. It appears
as if it were the western gate of Patliputra in the Mauryan times. It is
famous for its bari and Choti Dargah, sacred to the memory of the Sufi
Saint Hazrat makhdoom Yahya Maneri of the 13 century. 
The Tomb of Yahya Maneri lies in a mosque to the east of a large tank,
with masonry walls and ghats, and pillared porticos, which is connected
with the old bed of the Son by a tunnel, 400 feet long. The tomb is
situated in an enclosure half filled with graves and ancient tress. On the
north and west of which are three domed mosque and some quaint little
cloisters build by lbrahim Khan.
It has been from a very early date. a place of pilgrimage being visited
among others by sikandar Lodi and Emperor babar 1520 - 30) . It is one of
the most popular mausoleum in eastern India for pilgrimages.