Hidden out of public view, behind the heads of Mount Rushmore is a room called the Hall of Records. The sculptor, Gutzon Borglum, envisioned a room to store America's most important documents. Time and money ran out before it could be completed, but part of his vision remains. Read on for more details and photos of the room.

In case you've been wondering, this is what Mount Rushmore would look like if it were cut from Land O' Lakes cheese and not the granite of South Dakota's Black Hills.