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
Sagra (West Bengal) Sagra (West Bengal) Sagra is a village in Bhodura Haridas gram panchayat under Diamond Harbour II CD Block in subdivision of Diamond Harbour in the district of South 24 Parganas, West Bengal, India. It is situated in the 3 kilometers away from the eastern bank of the Hooghly river. This is an ancient village with natural beauty and famous for paddy and vegetables cultivation. More than 1,500 people are residing in this town. Most of them are farmers and low educated. The youngsters are rapidly coming up with higher education. It is famous for Gramin mela on Shitla Puja, Mahotsab