IF YOU ARE A LIBRARY MOUSE...

The Biblioteca Nacional do Brasil (in English National Library of Brazil) is the depository of the bibliographic and documentary heritage of Brazil. It is located in Rio de Janeiro, at Cinelândia square.
The largest library in Latin America and the 7th world largest one, its collections include over 9 million items.

 Among the significant collections of the National Library of Brazil is the Thereza Christina Maria photograph collection, which includes 21,742 photographs dating from the nineteenth century. These photographs were left to the Library by Emperor Pedro II in 1891. This collection has been inscribed on UNESCO's Memory of the World Programme Register in 2003 in recognition of its world significance and outstanding universal value.
 http://bndigital.bn.br/terezacristina/index.htm

You can go on a virtual tour of the library at: http://www.bn.br/portal/?nu_pagina=63