[2] The walls are decorated with images of celestial beings and sculptures representing the social life of the day such as the sports and favourite pastimes of the erstwhile Ahom kings.

[3][4] In the month of December, 1697 king Rudra Singha completed the excavation of the joysagar at the Rangpur capital after 45 days.

In the next year, Rudra Singha, built the temples on the bank of the tank dedicated to Vishnu, Shiva, Durga and Surya.

It is also said in some chronicles that Rudra Singha constructed this sea-like tank to commemorate his mother's name Joymoti.

[5] The Sivadol (also known as the Vaidya Natha) and the Devi dol, constructed by the same king Rudra Singha in the year 1699 CE, stand on the north and west banks of the tank respectively.