The first currency bill of India was printed by the British from a Calcutta mint in 1757.
Born into brothels, a documentary about the children of prostitutes in Sonagachi (Kolkata's red light district) won the Oscar award for the best documentary feature in 2005.
Raja Sukhomoy Roy of Pathuria Ghata introduced the manual fan or man-pulled fan in Calcutta during Durga Puja celebration in his residence between 1784 to 1790 approximately.
The first Maternity ward in Calcutta was inaugurated on 19th April,1882, in the Medical College Hospital. The first patient was admitted on 17th July.
Kolkata is the eighth largest city in the world by population of metropolitan area.
The establishment of Medical College in Calcutta started on 28th January,1835. Officially, it began on 20th February. However, it started functioning from 1st June onwards with 50 students.
Kolkata is sister city to Long Beach, California.
The Royal Calcutta Golf Club, established in 1829, is the oldest golf club in India, and the first outside Great Britain.
Asia’s first modern University in Serampore (a Danish settlement) was built in 1827.
Kolkata has an eminent place in the history of American diplomacy as one of the oldest American Consulates anywhere in the world, and the oldest in India