The first currency bill of India was printed by the British from a Calcutta mint in 1757.
Kolkata is the world’s largest processor of jute.
The Calcutta Mounted Police was born in 1912. They were virtually the body-guards of the Viceroy and the Governor. In later years, the 'Mounted Police' became indispensable for combating sudden violent scarmishes and reinstating peace and order in the anarchy-prone areas. At the inception horses for the 'Mounted Police' were brought from Australia. These horses were cared and looked after meticulously but of when they grew old, they were shot dead mercilessly. Then, they were sent to the zoo for being fed by the carnivores.
The Calcutta Medical College which was founded in 1835, is Asia’s oldest medical school.
Kolkata is sister city to Long Beach, California.
The world’s second oldest Geological Survey came into existence in Calcutta in the year 1851.
Till March 2006, Kolkata's oldest resident was the Adwaita, the 255 year old giant Aldabra Seychelles tortoise, whose residence was the 131 year old Alipore Zoological Gardens.
Kolkata is the largest metropolis of India by area.
The Calcutta Women’s Football League is the oldest league for women in India. It was started by the Indian Football Association in 1993.
The first Medical conference in Calcutta was held on 29th December,1894.