The National Library of Australia is the country's largest reference library, holding over 10 million items including books, manuscripts, pictures, maps, and recordings. The library building, opened in 1968, is an architectural masterpiece with its massive marble columns and neoclassical design. The library hosts rotating exhibitions showcasing treasures from its collections, including historic letters, rare photographs, and antique maps. Visitors can wander through the stunning Main Reading Room to view the building's impressive artwork, take free guided tours with passionate volunteer guides, and visit the bookshop and cafe with lake views.