2. The regions of central Italy include Lazio and Tuscany (Toscana) along the west coast, Umbria in the interior and Marche on the east coast. The highest weather station of this group sits at 1875 metres (6150 feet) on Monte Terminillo.. The regions of central Italy include Lazio and Tuscany (Toscana) along the west coast, Umbria in the interior and Marche on the east coast. The highest weather station of this group sits at 1875 metres (6150 feet) on Monte Terminillo.
1 The curvature designed into the faces of the pyramid exactly matches the radius of the earth. 2  Khufuâs pyramid, known as the great pyramid of Giza, is the oldest and largest, rising at 481 feet (146 meters). 3  Archaeologists say it was the tallest structure in the world for about 3, 800 years.
Archaeologists believe Egyptâs large pyramids are the work of the Old Kingdom society that rose to prominence in the Nile Valley after 3000 B.C. Historical analysis tells us that the Egyptians built the Giza Pyramids in a span of 85 years between 2589 and 2504 BC. Interest in Egyptian chronology is widespread in both popular and scholarly circles. We wanted to use science to test the accepted historical dates of several Old Kingdom monuments.