Bancroft Hall, at the United States Naval Academy in Annapolis, Maryland, is said to be the largest contiguous set of academic dormitories in the U.S. Bancroft Hall, named after former U.S. Secretary of the Navy, and famous historian/author George Bancroft, is home for the entire brigade of 4,000 midshipmen, and contains some 1,700 rooms, 4.8 miles of corridors, and 33 acres of floor space. Wikipedia