Over 500 ancient stone monuments dot the rolling hills of southwestern Spain. La Torre-La Janera stretches across 220 acres in Huelva province. Prehistoric humans built this sacred landscape starting ...
In the hills of ancient Turkey lies Alaca Höyük — home to polygonal stonework that rivals Inca sites, built by the Hittites more than 3,000 years ago. How did they shape these megaliths with such ...