The Bibliotheca Apostolica Vaticana, or Vatican Library, is one of the oldest libraries in the world, established in 1475. It is located within the Vatican City and serves as the research library for the Pope and the Catholic Church. The library houses a vast collection of manuscripts, books, and historical documents, many of which are invaluable to scholars and researchers. The library's collection includes over 1.1 million printed books, 75,000 manuscripts, and numerous incunabula, which are books printed before 1501. It also features important works of art and maps, making it a significant cultural and historical institution.