Popularised by the sage Bhaba Pagla, the temple of Debi Bhabani holds a special puja on the last Saturday of the Bengali month of Baisakh. Close to it is Sri Gauranga Mandir. The temple complex houses Sri Chaitanya's manuscripts and personal belongings. A major landmark is the Siddheshwari Temple. It is dedicated to Debi Ambika, and it is after her that Kalna is also known as Ambika Kalna.
A major attraction is the Nava Kailash or 108 Shiv Mandirs. Built in 1809, the temples are constructed in two circles. One consists of 74 temples while the other circle has 34. The former has white marble and black stone shivlingas, while the latter has only white marble ones. Due to its ingenious planning, all the shivlingas can be seen from the centre of the temple complex.
The Krishna Chandra Mandir (A.D. 1751-1752), with its 25 steeples, is another popular landmark. Scenes from the epics are depicted on its terracotta walls. Doors remain closed from 1 p.m. to 4 p.m.Worthwhile mentioning are also Lalji Mandir (A.D.1739) with 25 steeples and Pratapeshvara Mandir (A.D.1849) of the rekha style.
Gopalbari Mandir consisting with 25 monuments signifies a perfect sculpture. On the walls of this Temples many Terracotta are ornamented. There is an image of copulation engraved here. A hall adjacent to the Temple for devotional dancing and musical performances was erected. It is an indication of traditional sculpture, located in Bhaduri Para.
In the year 688 A.D, Siddheswari Kali Mandir was established by Rishi-Ambarish. First time the Goddess was worshipped through the ritual of earthen-pot (ghatt). The ghatt sticks to a stone winnowing tray. This auspicious image is made of a single Neem log.