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
Lava, West Bengal has gradually become a favorite tourist destination. Wild animals such as the Himalayan black bear and barking deer are found in these parts. A Buddhist monastery is present on one of the hills of Lava. Notable sites include Changey Waterfalls and Lava Jamgyong Kongtrul Monastery. Lava, West Bengal Lava is a small hamlet situated east of the town of Kalimpong near Algarah in Kalimpong district of the state of West Bengal, India. Lava is situated at an altitude of . It is one of the few places in West Bengal to receive snow in winter. It is the entry point