Harry Elkins Widener Memorial Library
Boston picture - Also known as Harvard College Library or just Widener Library, this is the main library of the humanities of Harvard University. The total collection of Harvard College Library is around 13.4 million volumes. This building itself holds around 3.5 million volumes. This makes Widener the largest university library in the whole world and the third largest library in United States, the first two being the Library of Congress and New York Public Library.