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
Music of West Bengal the highest anywhere in India (approximately nine hours of live music everyday). Raz Dee, A Canadian Bengali singer started signing RnB music in west Bengal. Now it is getting popular. Music of West Bengal The music of West Bengal includes multiple indigenous musical genres such as Baul, Bishnupuri Classical, Kirtan, Shyama Sangeet, Rabindra Sangeet, Nazrul Geeti, Atulprasadi, Dwijendrageeti, Kantageeti, Ganasangeet, Adhunik Gaan, Bengali rock etc. The city of Darjeeling, which has a large number of Nepali people, is a center for Nepali rock too. The Bishnupur Gharana is the sole Classical ("Drupad") "gharana" of Bengal. It originated in Bishnupur, Bankura