Birbal ka Chhatta is the largest historical monument in Narnaul. It is possible to view the removal of water from the inside of the building, the placement of fountains, and the removal of light and water from the underground level. This five-story building has a square construction with a huge square in the middle. The gigantic stone pillars, the Darbar Hall, and the building's vast verandas, steps, and umbrellas are all one-of-a-kind architectural marvels. However, the majority of the hive has lost its roof, and the monument has fallen into decay. This monument is supposed to be linked to the tunnel via Delhi, Jaipur, Mahendergarh. This monument is known as Birbal's hive because Birbal is said to have visited here during Akbar's