The Kerar Kot fort once stood on the same site on the left bank of the Gomti river. It contained a mosque and a spacious and stylish set of baths installed by Barbak, the brother of Tughlaq. The layout of the fort is an irregular quadrangle enclosed in stone walls. The walls surround raised earthworks. Most of the remains of the original structures are buried or in ruin. The main gates face east. The largest inner gate is in height. Its external surface is set with ashlar stone. A further, outer, gate was installed during the reign of the Mughal emperorAkbar under the patronage of the governor of Jaunpur, Min'im Khan, in the 16th century. It is designed in the shape of a flanking bastion. The spandrels or spaces between the arches of the outer gate were decorated with blue and yellow tiles. Ornamental niches are built into the walls of the outer gate. The two-storey residential and administrative building or "palace" was built in a square layout. An interior pillared verandah or aiwan overlooked the ground floor from the first.
Bhool bhulaiya
It symbolises a perfect Turkish bath, commonly known as Hammam. The hammam is partly underground having both inlet and outlet channels, hot and cold water, and the like.
The Mosque
The mosque or masjid is likely the oldest building in Jaunpur township. It was a simple arcade of about x in the Bengali style. It was supported by a pillar having a Persian inscription inscribed on it, telling the story of erection of the mosque in 1376 by Barbak. There are three low central domes but instead of minars there are two nearby stone pillars. The outer gate has another inscription placed in the front which appeals to everyone as "Hindus to read the Gita and Muslims to read the Koran and Christians to read the Bible". The fort is named in the List of Monuments/Sites of Archaeological Survey of India of Directorate of Archaeology, Uttar Pradesh. and the List of Monuments of Archaeological Survey of India.
Entrance fee
The entrance is not free. The fee structure is different for Indians and foreigners. No fees charged to children up to 15 years. Indian citizens and visitors from SAARC and BIMSTEC Countries – 25 INR per head.
Others -- US $2 or 100 INR per head
Timings: The fort can be visited from 7.30 in the morning till 8.00 in the night.