Have you ever watched a construction crew busily raising a large steel building? The massive cranes, earthmovers, and power drills are a tribute to modern ingenuity. Yet we shouldn't thump our chest. The people who scattered from the Tower of Babel could construct impressive structures, too -- and without the benefit of modern tools. Everyone is familiar with Stonehenge, but that does not impress archaeologists. Several walled cities had sprung up in other places, and the human race's engineering abilities were already advanced by this time. According to secular assumptions, hunter-gatherers had already spent thousands of years acquiring the skills and resources necessary to build monuments. At least, that was the assumption ... until the discoveries at Göbekli Tepe.
In southeastern Turkey overlooking the Harran plain is a site known as Potbelly Hill (Göbekli Tepe in Turkish). You can't miss it. The 22-acre plateau, located in the Germus range high above the valley, lies just 30 miles (50 km) east of the Euphrates River. Archaeologists began studying the area in 1963, but at first they ignored this mound because it appeared to be just a medieval outpost.
[Read the rest of the article at Answers in Genesis.]