Tourism in West Bengal is in the South Asia region of Bengal, consisting of West Bengal and its neighbouring country of Bangladesh. It is the world's largest delta, and empties into the Bay of Bengal. It is one of the most fertile regions in the world, thus earning the nickname "The Green Delta". It stretches from the Hooghly River on the west to the Meghna River on the east. It is approximately across at the Bay of Bengal. Kolkata and Haldia are the principal Indian seaports on the delta. The Acharya Jagadish Chandra Bose Indian Botanic Garden or Calcutta Botanical Garden (previously known as
1957 West Bengal Legislative Assembly election between the Communist Party of India, the Praja Socialist Party, the Forward Bloc, Marxist Forward Bloc and the Revolutionary Socialist Party) and the United Left Front (comprising the Socialist Unity Centre of India, the Bolshevik Party of India, the Republican Party and the Democratic Vanguard). A third alliance was the United Democratic People's Front, consisting of Bharatiya Jana Sangh, Hindu Mahasabha and the Revolutionary Communist Party of India. The election was won by the Indian National Congress, who got a majority of its own in the assembly. The communists became the largest opposition party. 1957 West Bengal Legislative Assembly election