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
Oblivion: The Black Hole Oblivion: The Black Hole Oblivion: The Black Hole is a steel roller coaster at Gardaland amusement park in Lake Garda, Italy. The ride is one of many Dive Coaster models to be manufactured by Swiss roller coaster manufacturer Bolliger & Mabillard. Since its opening, it became the first vertical drop roller coaster in Italy. The ride is considered the 'sister' to the iconic Oblivion roller coaster at the also Merlin owned Alton Towers. The ride also (maybe unintentionally) shares part of its name with The Black hole, a Jet star 2 rollercoaster that operated in the X sector section of