- The Birla Mandir is a Hindu temple.
- It is located in Ballygunge, Kolkata.
- It was built by the Birla family.
- Construction for the temple started in 1970.
- The temple is dedicated to avatars of Vishnu.
- Rama and Krishna are worshipped in the temple.
- It is open during select hours in the morning and evening.
- It took 26 years to build it.
- People from distant places come to visit it on Janmashtami.
- It was inaugurated by Dr. Karan Singh.