Archives: February 23, 2006

Built To Last

When explorers entered Peru, they found huge, impressive buildings that may have been standing for 2,000 years. These ancient Inca structures were built of hand-hewn rocks of different sizes and shapes. Some were 3-sided, some 4-sided, and some 7-sided. Without the use of mortar, they were fitted together so perfectly that they stood for many centuries, even through earthquakes.