I found a great site that compiles subject related book titles for different ages and subjects: CCBC (The Cooperative Children's Book Center/University of Wisconsin)
They have a great list of recommended books about different Countries on the link below. This would be a great list of books for Geography Awareness Week's theme of "Mapping the America's"!!
http://www.education.wisc.edu/ccbc/books/detailListBooks.asp?idBookLists=280 (stories from the America's)
This is a list of 40 Spanish/English bilingual books that might be useful also: