The Library of Congress is the largest library in the world, located in Washington, D.C.. It was established in 1800 and serves as the research arm of the U.S. Congress. The library houses millions of books, recordings, photographs, maps, and manuscripts, making it a vital resource for researchers and the public. The Library of Congress is known for its vast collections, including rare items like the Gutenberg Bible and original manuscripts by Thomas Jefferson. It also offers various services, such as exhibitions, educational programs, and digital resources, making knowledge accessible to everyone.