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
Nawabs of Bengal and Murshidabad of Bengal as Nawab Bahadur of Murshidabad, following Mansur Ali Khan's abdication They got the title changed as the title of the Nawab of Bengal was abolished in 1880. They had little or no say in the share of the revenue collected and were ceased to use any force. After Indian Independence in 1947 it was declared that the princely states must accede to either India or Pakistan (East/West Pakistan). Murshidabad (the capital city) became a part of East Pakistan (now Bangladesh) for two days, as it had a Muslim majority. It became a part of India on 17 August