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
Belur, West Bengal Belur, West Bengal Belur is a neighbourhood of Howrah, located in Howrah district, West Bengal, India, on the west bank of the Hooghly River. The area is best known for Belur Math, a religious monastery containing a complex of temples. Belur Math is famous for being the headquarters of the Ramakrishna Math, a monastic order, as well as that of the related Ramakrishna Mission, both founded by Swami Vivekananda. On the opposite side of the Hooghly river, opposite to Belur Math is the Dakshineswar Kali Temple. Belur was formerly governed by Bally Municipality. Belur is now under the administration of