Hidden Roads Found at Machu Picchu

Archaeologists have used advanced technology to discover hidden roads near Machu Picchu, an ancient Incan city. These roads, which are 1.5 miles long, were built long ago and show how the Incas traveled. The exact location is being kept secret to protect the find. This discovery helps us learn more about the Incan civilization and their impressive engineering skills.

Based on reporting from Popular Mechanics. Read the original story →