Where in Washington DC is the nation's most incredible treasure chest? It's a library unlike any other in the world, the U.S. Library of Congress in Washington D.C. Modern Marvels explodes the myth that this 200 year old institution is simply "where members of Congress borrow books". Viewers are taken beyond the magnificent Jefferson Building Great Hall into the secret vaults where more than 600 miles of shelves hold 130 million items, many of them...

"Today's Library of Congress is not only the repository of the nation's life story, it's arguably the "ultimate museum, " documenting civilizations from around the world. This program immerses viewers in history through a selection of cultural treasures archived among the library's more than 130 million items, including Jefferson's draft of the Declaration of Independence, the maps carried by Lewis and Clark, and the typewritten script of Martin Luther...