Archaeologists and university students excavated a stone wall in southern Spain and confirmed a decades-old theory. Photos show the ancient structures found at the site. The theory came from Juan ...

A 400-year-old stone wall once part of Edo Castle, discovered only last year at what is now the Imperial Palace in Tokyo, is likely the castle’s oldest existing remnant ever unearthed ...

Archaeologists in China have discovered a 2,800-year-old fortified wall that predates the country's first emperor. The wall, which runs through a narrow mountain pass in the eastern province of ...