The Great Exhibition of the Works of Industry of All Nations or The Great Exhibition (sometimes referred to as the Crystal Palace Exhibition in reference to the temporary structure in which it was held), an international exhibition, took place in Hyde Park, London, from 1 May to 15 October 1851. It was the first in a series of World's Fairs, exhibitions of culture and industry that became popular in the 19th century.

The Great Exhibition was organised by Henry Cole and by Prince Albert, husband of the reigning monarch of the United Kingdom, Queen Victoria. Famous people of the time attended, including Charles Darwin, Samuel Colt, members of the Orléanist Royal Family and the writers Charlotte Brontë, Charles Dickens, Lewis Carroll, George Eliot, Alfred Tennyson and William Makepeace Thackeray.

More Info: en.wikipedia.org