Newly-Discovered Geoglyphs Are So Big, NASA Is Helping Study Them From Space

Turgai, Kazakhstan might not look like much besides wide, sweeping plains. But over the past few years, archaeologists have revealed more than 200 massive earthworks, so large that you’d never notice them from the ground. As the New York Times reports today, no one knows their purpose–yet. »10/30/15 11:30am10/30/15 11:30am