A Battery of 70 at Gragoatá Fort
The Thereza Christina Maria Collection consists of 21,742 photographs, assembled by Emperor Pedro II and left by him to the National Library of Brazil. The collection covers a vast range of subjects. It documents the achievements of Brazil and the Brazilian people in the 19th century, as well as includes many photographs from Europe, Africa, and North America. This photograph shows the Forte de Gragoatá, a fortress constructed in 1696 as part of the defenses of Rio de Janeiro.