Archaeologists have discovered the large limestone burial chamber of an unidentified ancient Egyptian pharaoh near the city of Abydos dating to about 3,600 years ago during a chaotic period in Egypt's history. The discovery of the tomb seven meters (23 feet) underground at the ancient necropolis of Anubis Mountain was announced by University of Pennsylvania Museum and Egyptian archaeologists. It marked the second discovery announced this year of a tomb of an ancient Egyptian king. The burial