Unearthed: Seven Wonders S01E01 - Seven Wonders of America

An inside look at the incredible engineering behind America's most notable structures, including Washington Monument, Statue of Liberty, Mount Rushmore, Golden Gate Bridge, Empire State Building, Alcatraz, and World Trade Center Twin Towers. These are some of the most impressive monuments in the United States – matching the engineering feats of the Seven Wonders of the Ancient World.