Book excerpt: Everyone knows that Washington, D.C. is a city of secrets. There are secrets in the White House, the Capitol, and the Supreme Court. There are secret files in the Pentagon, the FBI, CIA, NSA, and a veritable alphabet soup of federal agencies. Yet the greatest secrets in the nation's capital are not locked in a vault or under 24-hour guard. Washington's greatest secrets are hidden in plain sight. They are the secrets of Ancient Egypt and of its influence on the development of the United States and its capital city. America's founding fathers were profoundly influenced by the ancient Egyptians. Egypt is on the Potomac, but you will never know it it you do not know what to look for. The hidden history of Washingtonc D.C. and its relationship to ancient Egypt are revealed in the pages of this book.