All Items Tagged

“peru”

Aug 7, 2014 05:15 PM ET // Paul Heltzel
A sandstorm exposes undiscovered geoglyphs near the mysterious Nazca rock lines.
Jun 27, 2014 11:30 AM ET // George Dvorsky, io9.com
The ancient string-based devices were used to solve mathematical problems and assist in record-keeping.
May 5, 2014 06:30 PM ET // Stephanie Pappas, LiveScience
Intricate rock lines in the Peruvian desert probably advertised for ancient trade gatherings.