Black Hole of Calcutta to regions of space-time resulting from the gravitational collapse of very heavy stars. He recalled hearing physicist Robert Dicke in the early 1960s compare such gravitationally collapsed objects to the infamous prison. Black Hole of Calcutta The Black Hole of Calcutta was a small prison or dungeon in Fort William where troops of Siraj ud-Daulah, the Nawab of Bengal, held British prisoners of war for three days on 20 June 1756. John Zephaniah Holwell, one of the British prisoners and an employee of the East India Company, said that, after the fall of Fort William, the surviving British soldiers, Anglo-Indian
Tourism in West Bengal hard enough for cars to drive on. There are many hill stations in North West Bengal, of which Darjeeling is world-famous. Others are Kurseong, Kalimpong, Rimbick, Lava and Loleygaon, Mirik and Sandakfu. West Bengal has 3.26% of its geographical area under protected areas comprising 15 wildlife sanctuaries and 5 national parks — Sundarbans National Park, Buxa Tiger Reserve, Gorumara National Park, Neora Valley National Park, Singalila National Park, and Jaldapara National Park. West Bengal also has wildlife sanctuaries and bird sanctuaries like Chintamani Kar Bird Sanctuary and Raiganj Wildlife Sanctuary. As of 2009, recorded forest area in the state is