Golghar is located to the west of the Gandhi Maidan in Patna, is an old granary built in 1786.
The storage capacity of Golghar is 140000 tons.
It is pillarless with a wall of thickness of 3.6 m at the base. One can climb atop the Golghar through the 145 steps of its spiral stairway around the monument.
Web : http://en.wikipedia.org/wiki/Golghar