The Hazarduari Palace, a large Neo-Classical palace with a thousand doors (many of them false), is located in:

The Hazarduari Palace ("Palace with a Thousand Doors") is located at Murshidabad, West Bengal, on the bank of the Bhagirathi river.

About the palace:

• It was built between 1829 and 1837 for Nawab Nazim Humayun Jah, a descendant of the Nawabs of Bengal.
• It was designed by Duncan McLeod, an officer of the Bengal Engineers.
• It is built in the Neo-Classical (Greek Doric) style, with a grand staircase and a large portico supported by columns.
• It has 1,000 doors, of which about 900 are real and about 100 are false; the false doors were meant to confuse intruders.
• It has more than 100 rooms.
• It now houses a museum managed by the Archaeological Survey of India.
• The museum has a large collection of weapons, paintings, furniture, old manuscripts, and objects from the time of the Nawabs, including some linked with the Battle of Plassey.

Nearby monuments:

• The Nizamat Imambara, said to be one of the largest imambaras in India, opposite the palace.
• The Khushbagh, the cemetery where Alivardi Khan and Siraj-ud-Daula are buried.
• The Jahan Kosha cannon.

About Murshidabad:

• It was the capital of the Nawabs of Bengal in the 18th century.
• It was an important centre of trade, banking (the Jagat Seths) and silk production.
• After the British took control of Bengal, its importance declined, and Calcutta became the capital.
• Murshidabad silk (Baluchari sarees, originally) is famous.

Why not the other options?

• ✗Kolkata, Lucknow and Patna have other palaces and monuments.