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
Belur, West Bengal Howrah Municipal Corporation after the merger of the 2 municipalities. The State Highway 6 (West Bengal)/ Grand Trunk Road passes through Belur. Belur is linked to Howrah via Belur railway station. 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.